and normative documents as well as the Qingdao Doublestar has established a . During the reporting period the

governance structure comprising the General Meeting of Shareholders the Board of Directors the Board of Supervisors company convened several sessions of the General Meeting of Shareholders the Board of Directors and the Board of

and the Management Layer. This structure ensures the standardized operation of the company and effectively protects Supervisors with a 100% attendance rate of directors at the Board of Directors meetings.the rights and interests of investors. By continuously improving and optimizing the company's corporate governance The General Meeting of

structure the company promotes its sustainable and healthy development. The Board of Supervisors The Board of DirectorsShareholders

Number of Sessions Number of Sessions

Number of Sessions

Held: 6 Held: 8

Held: 3

policy- The General Meeting of Shareholders Number of Topics Number of Topics Number of Topics

making the supreme authority of the company making decisions on important matters such as the company's Discussed: 42 Discussed: 55

body business policies and investment plans in accordance with the law. Discussed: 50

The Board of Directors

The Company gives due consideration to the industry experience background and gender of the Board members in

order to ensure the diversity of the Board and to provide different perspectives and values for the Company's strategic

supervisory The Board of Supervisors planning and assessment from a broader perspective. The Board of Directors of the Company consists of eight directors

and responsible to the General Meeting of Shareholders and independently exercises its supervisory and with a chairman and meets at least twice a year in accordance with the Articles of Association of Qingdao DoubleStar

inspection inspection powers. It supervises the legality and compliance of the company's financial affairs and the Co. When deciding on major matters of the Company the Board of Directors will listen to the opinion of the Party performance of duties by the company's directors general manager and other senior management

body personnel safeguarding the legitimate rights and interests of the company and its shareholders. Committee of the Company in advance.Professional Experience

The Board of Directors

Accountability to the General Meeting of Shareholders. The Board of Directors has established the Type Name Gender Industry Financial

Business following committees: the Strategic Decision-making Committee the Sustainable Development experience experience

management Committee the Nomination Committee the Compensation and Assessment Committee and the

organization Audit Committee. The company has clearly defined the specific and detailed responsibilities and rules of procedure for each committee supervising the management of various company affairs and Chairman of the Board Yongsen Chai Male √

fully leveraging the important role of the committees in strategic decision-making and standardized

operations thereby driving the company's sustainable development. Director Junhua Zhang Female √ √

The General Meeting

of Shareholders Director Ling Deng Female √The Strategic Decision-

making Committee

The Board of Director Hua Chen Male √

Supervisors The Nomination

Committee Director Jingyu Wang Male √ √

Office of the Secretary

of the Board of Directors The Board of Directors

The Compensation and

Assessment Committee Independent Director Xijian Quan Male √

The Sustainable Independent Director Kejian Gu Male √

Development Committee

Securities department General Manager The Audit Committee Independent Director Hong Wang Female √

3 independent directors 3 female directors

Audit department accounting for 37.5% accounting for 37.5%

Corporate Governance Structure Chart

27 28About Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

Investor Relations Management

Qingdao Doublestar actively maintains a positive relationship with its investors. To standardize investor relations During the reporting period the company conducted an evaluation of the effectiveness of internal control over

management and protect the legitimate rights and interests of investors especially those of the general public the thirteen major business operations and matters including market competition and business management fund safety

company has formulated the Investor Relations Management System in accordance with relevant laws regulations and management human resource management procurement and payment management asset management sales and

normative documents and in light of the company's actual situation. Through facilitating the exercise of shareholders' collection management inventory management corporate governance and management comprehensive budget

rights information disclosure interactive communication and handling of complaints the company strengthens management contract management safety and environmental protection management investment management and

communication with both existing and potential investors enhances investors' understanding and recognition of the related-party transaction management. Based on the company's assessment of significant internal control deficiencies

company and thereby improves the corporate governance level and overall value of the listed company. These activities as of the benchmark date for the internal control evaluation report there were no significant internal control deficiencies

aim to respect reward and protect investors. identified.The Company actively carried out multi-category investor relations activities such as performance briefing roadshow Risk

activities and online reception. During the reporting period the Company answered a total of 75 questions on the management

interactive platform received more than 150 calls from investors received 15 research visits from shareholders of listed orientation

companies and investment institutions and participated in 6 investment activities organized by the regulatory authorities.Process

In the first quarter of 2024 the company officially disclosed its <2023 Sustainable Development and Environmental Key control Grooming

Social and Governance (ESG) Report> to the public soliciting feedback from all investors. Based on the feedback priorities

Basics

received the company continues to make improvements and gradually enhance its overall ESG management level.Investor Relations Activities Risk Management

Qingdao Doublestar fully recognizes the importance of a robust risk management system for the stable and sustainable

operations of the company. It regularly identifies and analyzes internal and external risks associated with its business

Performance Roadshow Online activities investigates the causes and prepares risk management reports. The company also formulates corresponding

briefings events reception measures and disposal plans for risks and has launched a special improvement program for ESG risk management.Climate Change Risk Environmental Risk

A climate change response and control team An Environmental Protection Committee

has been established to conduct in-depth has been set up which has formulated

identification and analysis of different climate regulatory requirements such as the

scenarios. The team has developed response

measures and prepared documents such Environmental Protection Responsibility

as the Emergency Response Plan for System>

Staggered Production Due to Climate Ri Training System> and

-sk Climate Impact Production Strate Protection Management System> to

-gy and Contingency Plan for Sudden strengthen environmental protection

Climate Change to continuously impr Specialized Risk management and prevent the

-ove the company's overall response occurrence of sudden environmental

to climate change. Management pollution incidents.Enhancement

Performance briefings Online reception Risks Related to the Cambodian plant Information Security Risk

Work

Internal Control Management The company has conduc ted

风险管理 The

comprehensive risk identification Procedure for Information Security>

Qingdao Doublestar has strengthened the construction of its internal control system to standardize the company's assessment and response analysis 专项提升工作 has been compiled to ensure the

operations and enhance its risk management capabilities. In accordance with the

Enterprises> and the issued by the Shenzhen Stock Exchange the inc lud ing po l i t i ca l economic while effectively managing potential risks

legal operat ional socia l and and reducing the impact of information

company has established a robust and efficient internal control mechanism. It has also formulated a series of regulatory environmental risks. Corresponding security risks on the company's operations.management systems including the the

Evaluation System of Qingdao Doublestar Co. Ltd.> and the . response measures have been security performance management targets

These systems are designed to better safeguard the company's assets protect the legitimate rights and interests of developed for each type of risk. and clarified requirements for responding to information security risks.investors and ensure the ultimate realization of the company's strategic business objectives.

29 30About Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

Compliance Management Integrity System Construction

The company has always adhered to compliance in its operations and continuously expanded the coverage of internal The company continuously improves its anti-corruption and integrity-building efforts focusing on enhancing the

systems and external regulations. It has established 34 management systems which have been publicized on the legal awareness of integrity and self-discipline among frontline employees and Party members. It effectively integrates the

digital platform to strengthen the implementation of specific compliance obligations for different positions. Focusing on three aspects of “deterrence prevention and disinclination to corruption” adhering to a zero-tolerance policy towards

key business and management areas such as tax management contract management data compliance overseas corruption and establishing a comprehensive integrity system. As a state-owned enterprise the company places great

investment labor employment and environmental protection the company has reviewed the relevant laws and emphasis on building a culture of integrity regularly conducting themed training sessions on integrity and anti-corruption

regulations and established targeted compliance management mechanisms. for employees strengthening Party spirit education and enhancing moral cultivation to reinforce the ideological and

As a state-owned listed company Qingdao Doublestar is oriented towards institutional defenses against corruption.tax compliance and strictly adheres to national and local tax regulations.Through internal audits compliance training and periodic self-inspections

the company ensures the accuracy and timeliness of tax declarations.In accordance with the tax system and requirements of its controlling

shareholder the company has compiled and improved the Tax Risk

Inventory and has established a tax management position to handle

various tax-related matters. Additionally each business department of

There have been no instances where the company diligently fulfills its tax-related responsibilities assisting

Integrity Education Activities

the company has been penalized or warned the finance department in managing tax matters. This approach ensures The company conducted a

The proport ion of senior

comprehensive corruption risk management signing the

by regulatory authorities for violations of the prevention and control of tax risks from the front end of business 100%

laws and regulations related to product operations gradually achieving the company's tax management objectives C o n d u c t C o m m i t m e n t

quality customer service intellectual and comprehensively controlling tax risks throughout the business

cove rage ra te o f bus iness Letter> reached 100%

processes ensuring compliance

process. and transparency in key business further strengthening the proper ty pro tec t ion env i ronmenta l

The total amount of taxes paid by segments. responsibility for integrity.protection employee employment and

other aspects of its business operations. the company in 2024 was XXX yuan. The coverage rate of conflict of

Business Ethics interest declarations reached ensuring that all

Qingdao Doublestar has always advocated for the establishment of a business environment that is fair just transparent 100%

relevant personnel strictly

objective reasonable and characterized by integrity and anti-corruption. The company strictly prohibits any behavior adhere to the principle of

that violates business ethics and adheres to the principle of integrity as the foundation promoting a culture of integrity. interest avoidance and maintain

The company's business ethics management framework not only covers aspects of anti-corruption and anti-unfair a fair and just business

competition but also includes codes of conduct or commitment requirements for suppliers employees Party members environment.and customers. It has received high recognition in fulfilling quality and social responsibilities.Suppliers Employees Anti-Unfair Competition

The company has signed the

Agreement> with all suppliers achieving a coverage rate of are required to sign the

100%. The agreement explicitly prohibits any behavior that Letter> quarterly to restrain relevant behaviors and clarify such as the and the

violates business ethics. The company also sends the Notice the punishment mechanism. During the reporting period Republic of China>. It has established an honest and fair competition mechanism and conducts special investigations into

on the coverage rate of employees who received training on any reported or discovered clues related to unfair competition to prevent its occurrence.this point. Penalties will be imposed for violations of the professional ethics and anti-corruption was 100%. .Reporting address

Party Members Customers Discipline Inspection

The company has organized Party members to sign the The company actively promotes its business ethics Reporting phone Reporting E-mail Committee of Qingdao

with a policies to customers encourages their participation in number jiwei-lt@doublestar.com.

signing rate of 100%. DoubleStar Tire Industry supervision and sets up public reporting channels for 0532-55527790 cn Co. Ltd (No. 66 Gangxing

customers to report any violations of business ethics by Avenue Dongjiakou

the company in a timely manner. Economic Zone Boli Town)

31 32About Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

Digital and Intelligent Governance Information Security

Qingdao Doublestar integrates digital and intelligent technologies to enhance corporate governance efficiency and Information Security and Privacy Protection

optimize resource allocation thereby promoting the company's stable and sustainable development. The company's Qingdao Doublestar respects the privacy rights of all stakeholders and is committed to safeguarding their privacy and

project has been selected as a information security. In compliance with relevant laws and regulations including the

typical case of quality improvement in industry and information technology by the Ministry of Industry and Information Republic of China> the the

Technology. This project represents a new model and business form of intelligent manufacturing and intelligent services Law of the People's Republic of China> the

based on the entire life cycle of tires. Through full-process digitalization the project rapidly applies and develops data (Trial) by Public Security Organs> and the

accelerates product research and development and innovation and comprehensively improves quality management. the company has established the and the

Security> and . Additionally the company has compiled relevant

procedural manuals including the the

Highly integrated Incident Management Procedure> and the . A cross-domain data

Comprehensive Invested transmission security platform has been established to ensure the secure transfer of production data between different

coverage ￥8263500 production bases and subsidiaries thereby facilitating the implementation of the information security network.Covers 6

S u p p o r t s For the newly established Cambodian plant and cross-border operations involving cross-border information transmission

systems

95 business Qingdao Doublestar has implemented several preventive measures. These include the installation of SSLVPN software

processes for data encryption strict control over the information system accounts of expatriate employees and the deployment of

specialized security software on terminal devices to ensure the integrity and confidentiality of data.Dissemination and Training on Information Security

In 2024 the company conducted a total of 12 information

security training sessions averaging approximately 6 hours

per person covering all employees related to information

security achieving a coverage rate of 100%.Furthermore the company has established an emergency

response mechanism for network and information security

operations and has conducted three emergency drills

for information security incidents. These drills included

scenarios such as hacker attacks on servers large-scale

Production Informatization R&D Informatization Manufacturing Informatization virus (including malware) attacks and database system

* T h e D o n g j i a o k o u B a s e h a s * The Central Research Institute has fully * In response to the business needs for failures. The aim of these drills is to enhance the information security awareness and defense capabilities of all

comprehens ive ly rev iewed the fu l l - adopted PLM for product design. After diversified production orders and flexible employees and to ensure the effective operation of the company's information security management system.process informatization traceability of the PLM design and prototyping testing production the company has conducted

production process. In response to the EU notifications are sent to the Laboratory forward-looking research on Advanced Information Disclosure

EUDR requirements for the traceability In format ion Management System Planning and Scheduling (APS) and has

of raw materials the corresponding MES (LIMS). The LIMS test result reports verified the Production Order Execution Qingdao Doublestar strictly complies with the relevant laws regulations and normative documents including the

system functions have been developed and are automatically sent back to PLM (POE) at the Shiyan Dongfeng plant. Rules of the Shenzhen Stock Exchange> the

optimized； completing the online transformation of This has accumulated data experience —— Standardized Operations> and

* The Hubei Shiyan plant building on the the R&D design system. in business management information Information Disclosure Affairs> as well as the

management of finished product RFID flow tracking and overall architecture

chips has added a barcode matching design for the rational aggregation and Companies> and the provisions of the Company's Articles of Association. The company conscientiously fulfills its

and binding function after molding. This allocation of sales orders to the plant obligations for information disclosure ensuring the authenticity and accuracy of the disclosed information.ensures a one-to-one match between RFID and for tracking orders to the shift and

chips and barcodes. The barcode system machine level. The company proactively discloses information through multiple platforms and channels to ensure the wide dissemination

has been integrated with dealer systems and accessibility of the information such as the company's official website official public account video account and the

such as JD.com and Tuhu optimizing and Shenzhen Stock Exchange. The company not only focuses on the disclosure of financial data but also covers information

enhancing the efficiency of information

system integration between Doublestar and on environmental social and corporate governance aspects that may have a material impact on investors and other

its dealers. stakeholders ensuring that stakeholders can promptly understand the specific conditions of the enterprise.

33 34E

Focus on Green

Innovation to Address

Climate Risks

* Responding to Climate Change * Cleantech Opportunities

* Environmental Compliance * Circular Economy

Management * Biodiversity Conservation

* Energy and Resource Management

* Emissions and Waste ManagementAbout Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

Responding to Climate Change

We systematically assess climate-related risks and opportunities in upstream and downstream operations Strategy

and in our own operations comprehensively benchmark against the recommendations of the Task Force

on Climate-related Financial Disclosures (TCFD) strictly adhere to the framework of International Financial

Reporting Sustainability Disclosure Standard No. 2 - Climate-related Requirements for Sustainability-related

Financial Disclosures (IFRS S2) and continuously strengthen and disclose the climate change governance

system based on the four pillars of governance strategy risk management indicators and targets laying a During the reporting period Qingdao Doublestar launched a special identification and response work for

solid foundation for the low-carbon transformation of the company itself and its value chain. climate change risks. In combination with the characteristics of the industry in which the company is located

through scenario analysis the potential impact of the rubber industry under normal climate scenarios

warming climate scenarios extreme droughts snowstorms floods and other climate conditions was

evaluated to identify the risks and opportunities related to climate change. At the same time their extensive

impact on supply chain efficiency market demand and consumer behavior was explored and the chain

Governance reaction that may be caused by changes in policies and regulations was considered. We have ranked these

risks and opportunities according to their impact and likelihood providing solid data support and decision-

making basis for the rational allocation of resources and strategic planning.Based on the comprehensive assessment results Qingdao Doublestar further optimized its business

In 2024 Qingdao Doublestar established a new climate change response control team with the head of the operation model and investment decision-making process to effectively respond to the challenges brought by

manufacturing headquarters as the chairman of the committee and coordinated and guided the work related climate change and seize the opportunities it contains ensuring that the company can develop more steadily

to climate change response and maintain efficient operation capabilities in the face of uncertain climate conditions in the future.* Coordinate guide and supervise the company's climate change work

Climate * Research coordinate and solve major climate change issues High

Change * Implement the national and higher authorities’ guidelines policies laws Products and Market

and regulations on climate change Short-term risks

Response Services Opportunities* Formulate the company's annual climate change response target plan

Management work priorities and major measures

Team * Establish and improve the climate change response responsibility system Policy and Law

for leaders and departments at all levels and supervise its implementation Technical risks Long-term risks risk

* Coordinate the company's climate change response and management

Office of the affairs including organizing employees to learn about climate change laws

and regulations and enhance employee awareness

Climate * Responsible for coordinating and cooperating with climate change

Change response and management work Reputational risk Market Risk Energy Source

Committee * Formulate and monitor the implementation of the company's climate

change regulations

Resource

Toughness Efficiency

* Formulate and implement environmental management systems and

environmental protection equipment operating procedures for the area

under jurisdiction

Plant * Perform routine maintenance of environmental protection equipment

Manager within the jurisdiction to ensure normal operation and establish equipment

Middle Probability of risk and opportunity High

operation records

* Control pollutants in the jurisdiction prevent environmental pollution Climate-

Physical risks Transformation

Climate-

accidents and establish a record of pollutant storage and transfer related risks related Opportunity

Climate Change Response Management Team Climate Risk and Opportunity Identification Matrix

3738

Impact of risks and opportunitiesAbout Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

Qingdao Doublestar Climate-Related Risks and Opportunities

Potential Impact

Risks Type Risks Description Impact Time Value Chain Financial Response StrategiesImpact

Transfor- Policy and Countries may set up carbon tariffs and promote clean energy Short - medium Marketing and Operating costs * Pay close attention to changes in policies regulations and international trade policies and

mation Legal Risks trade. The EU has a lrea dy formula ted relevant laws and term sales ↑ strengthen risk management and legal compliance.risks regula tions su ch as carb on tariffs an d pro

duct ca rbon f

ootprint overall Operating * Understand the policies and implementation of carbon tariffs in various countries predict

labels. The incre ase in com plia nc e a nd compe tit ion costs has operations income the trend of carbon tariffs in the future and formulate reasonable export strategies. led to an increase in the price of carbon emission permits . ↓

* Strengthen cooperation with the government scientific research institutions and all sectors of society.As China's dual carbon goals are gradually implemented * Strengthen the management of its own carbon footprint and reduce carbon emissions to

carbon emission policies are becoming stricter and there is a reduce the cost of carbon tariffs.risk of being included in the list of companies subject to * Pay attention to the development trend of the clean energy market and international trade

mandatory emission control. opportunities.The gradual restriction on the sales of fossil fuel vehicles has

led to a decline in the demand for tires of traditional vehicles

which in turn has led to a decline in the company's sales.Technical *Carbon and environmentally friendly technologies requires Medium to long Product and Operating costs * Establish a technology risk monitoring mechanism to regularly evaluate and update the

Risks more R&D investment and faces stronger technological term service ↑ company's technology risks.competition. R&D Operating * Increase R&D investment and strive to develop new sustainable materials and

*Maintaining a balance in product performance under the investment income environmentally friendly processes.premise of continuously improving environmental protection ↓ * Actively develop environmentally friendly products and improve the environmental

requirements high requirements are placed on technical performance of products.improvements. * Establish an industry-university-research cooperation mechanism to introduce

*Temperature changes may directly affect product advanced technology and talents.performance and requirements for product quality * Optimize production process flow to reduce production costs and energy consumption.and performance are increased. * Strengthen employee training and awareness raising to enhance employees' attention

to product performance and quality.Market Risks Traditional fuel vehicle market is gradually shrinking due to Medium to long Product and Operating income * Strengthen market monitoring and early warning establish a market risk assessment

environmental protection requirements and policy guidance term service ↓ system and timely adjust product portfolio and production plans to meet the real-time needs

and the market demand for traditional fuel vehicle tires is Marketing and of the market.declining. sales * Strengthen communication with stakeholders pay attention to changes in consumer

shopping habits and clarify market demand.* Actively develop environmentally friendly products and improve the environmental

performance of products.Reputational Customers and consumers are paying more attention to Medium to long Marketing and Operating income * Regularly publish corporate climate action disclose corporate carbon emission data

Risks climate change. If companies fail to take positive action their term sales ↓ emission reduction measures and results etc.image and reputation may be damaged and they may find it Enterprise

valuation * Strengthen communication with the public media and stakeholders respond to concerns indifficult to meet the expectations of stakeholders. a timely manner and enhance corporate credibility.↓

Capital channels * Strengthen environmental management improve resource utilization efficiency and reduce

↓ pollution emissions.

39 40About Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

Qingdao Doublestar Climate-Related Risks and Opportunities

Potential Impact

Risk Type Risk Description Value Chain Countermeasures

Impact T ime Limit Financial Impact

Links

Physical Risks Short-term Risks * Floods and rising sea levels: As climate change intensifies sea levels may rise Short Term Supply Chain * Improve environmenta l adaptability : According to climate change trends and risk assessmen t results optimize causing flooding in factories or storage facilities affecting the smoothness of the Operating income ↓ production layout and equipment configuration to improve the disaster resistance and environmental adaptability of the

supply chain. Production Operating costs ↑ production process.* Typhoons : Some production bases and logistics facilities are located in areas Operations Fixed assets ↓ * Strengthen information sharing and early warning mechanism construction to improve the ability to respond to extreme

prone to typhoons or storms. Extreme weather may cause damage to weather events.infrastructure interrupt production and supply chains cause serious damage to * Early warning information release : Establish an information sharing mechanism with meteorological environmenta l

company assets threaten the safety of employee lives and may even cause protection and other relevant departments to obtain climate change early warning information in a timely manner and

business interruptions seriously affecting the company's operations. release it in a timely manner through multiple information platforms to remind relevant departments and personnel to do

* Extreme weather may affect the efficiency of domestic and foreign supply a good job in risk prevention and response.chains which may lead to obstruction or delayed delivery of raw materials and * Emergency plan formulation : Functiona l departments a t al l levels in each base formulate early warning response

increase the risk of order defaults. measures under different risk levels formulate emergency plans for climate risks clarify the requirements for

emergency organization personnel materials and processes and ensure that emergency response can be quickly

initiated when risks occur.* Emergency response and recovery : After the risk occurs quickly organize emergency response work to ensure tha t

losses are minimized; do a good job in production recovery after the risk is lifted and restore normal production order as

soon as possible.* Diversified procurement : Expand the manufacturers in the warehouse actively seek diversified raw materia l

procurement channels reduce dependence on a single source of supply and improve the stability and reliability of raw

material supply.* Reserve management : The raw materia l storage departmen t shal l establish a raw materia l reserve system and

reasonably determine the reserve scale and variety based on production demand and risk assessment results to ensure

that normal production can be maintained when risks occur.Long-term Risks * Climate change has led to a decline in natural rubber production increasing the Medium to long term Supply Chain Operating income ↓ * Technologica l innovation : Research and develop rubber tree species tha t adap t to climate change and improve the cost of natural rubber procurement and the risk of supply disruptions. resistance of rubber trees.* The persistent high temperatures and water shortages caused by climate Production Operating costs ↑ *Strengthen risk management and reduce the impact of market fluctuations on enterprises through financial instruments

change may increase the risk of heat stroke for employees affect factory Operations Fixed assets ↓ such as insurance and futures.production efficiency and affect production and supply efficiency. * Establish a diversified supply chain network to reduce dependence on a single production area .* Long-term temperature increases may affect the energy consumption and * Strengthen employee training health management optimize the working environment provide necessary protective

efficiency of the company's production process especially the requirements for equipment improve work processes promote green production technologies and increase capital investment to

high-energy-consuming equipment and cooling systems. comprehensively enhance employees' ability to adapt to climate change.* Optimize energy management upgrade efficien t cooling systems and enhance equipment'

s ability to withstand high temperatures.Qingdao Doublestar Climate-Related Risks and Opportunities

Potential Impact

Opportunities Type Opportunities Description Impact Time Value

Limit Chain Links Financial Impact

Countermeasures

Opportunity Resource * Use renewable energy save energy costs develop a circular Short - medium R&D Operating costs ↓ * Promote the construction of photovoltaic power generation and energy storage projects. economy improve resource and material utilization efficiency reduce term investment * Strengthen the improvement and innovation of production processes adopt advanced energy-saving and

Efficiency resource and material consumption and thus reduce operating costs. Overall emission-reduction technologies reduce energy consumption and emissions in the production process

operations and improve resource utilization efficiency.* Deepen the reuse of water resources and waste resources and the recycling of sustainable materials.* Increase the research and development of renewable recycling technologies for tires and their raw

materials.Energy * Switching to lower-emission energy sources could potentially save you Short - medium Overall Operating costs ↓ * Implement energy-saving and water-saving strategies and their supporting management measures.money on annual energy costs. term operation * Actively explore new energy alternatives pay attention to changes in the energy market predict future

Source energy price trends and formulate reasonable energy procurement strategies.* Strengthen the improvement and innovation of production processes adopt advanced energy-saving and

emission-reduction technologies reduce energy consumption and emissions in the production process

and improve resource utilization efficiency.Products and * Continuous innovation and development of new green low-carbon Medium to long R&D Operating income ↑ * In response to the changes in market demand caused by climate change we will strengthen product

Services and environmentally friendly products can not only significantly term Investment research and development and innovation launch tire products that adapt to different climate conditions

enhance the company's industry competitiveness but also expand Marketing and and meet market demand.potential carbon reduction partners while reducing carbon emissions in sales

its own industrial chain and jointly build higher industry barriers. * Promote the research and development of green tire products and increase market share.Market * Market demand for environmentally friendly and low-carbon products is Long term Marketing and Operating costs ↓ * Flexibly adjust product structure and market layout according to domestic and international market increasing the new energy vehicle market is gradually expanding and sales demands and climate change trends to improve market competitiveness.the demand for new energy vehicle tires is increasing.Toughness * Participate in renewable energy projects and adopt energy-saving Long term R&D Operating income ↑ * Vigorously promote the construction of circular economy and improve resource utilization. measures to reduce production and operating costs. investment Cost of sales ↓ * Strengthen the planning of renewable energy projects and improve the utilization of renewable energy.* Develop diversified resource materials to reduce dependence on a Marketing and * Strengthen industry cooperation and actively promote sustainable material research.single resource and reduce the risk of resource shortages. sales

* Develop new products and services to ensure resilience and increase

revenue.

41 42About Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

Risk Management Metrics and Targets

Risk identification : The company has established a special climate change risk Based on a comprehensive assessment of climate-related risks v opportunities Qingdao Doublestar has

identification mechanism based on its own business characteristics internal and established a set of short-term medium-term and long-term climate change response goals.external development environment and expert opinions. Based on the regularly The specific plans are as follows:

collected and analyzed domestic and international climate change-related data it

scans and analyzes internal operational risks in terms of facilities employee health In the short term by 2028 the carbon emission intensity will be reduced by 5% compared with 2023.Risk and productivity production processes as well as external environmental risks In the medium term by 2035 the carbon emission intensity will be reduced by 10% compared with 2023.Identification in terms of supply chain and logistics market demand and consumer behavior policies and regulations to identify the impact of potential climate risk points on the

and company's operations. In the long term by 2050 the carbon emission intensity will be reduced by 50% compared with 2023 and

gradually move towards the carbon neutrality goal and strive to achieve carbon peak in 2030 and carbon

Assessment a neutrality before 2050.Risk assessment : Use a combination of qualitative and quantitative methods (For specific goals and indicators please refer to: Chapter 4 Section 3 - Sustainable Development Strategy

to evaluate identified risks analyze the likelihood of risk occurrence impact and and Target Planning)

duration determine risk levels and provide a basis for formulating appropriate

response measures.

(1) Carbon Emissions

Tons of CO equivalent Tons of carbon dioxide 2

The company formulates response strategies based on the identified climate risks equivalent / 10000 yuan

Risk and opportunities holds climate change meetings regularly tracks climate change responses clarifies the progress of related actions and plans studies solutions and 400000 1.00↓17.45%

Management implementation measures for prominent climate change issues and continues to ↓22.47%

explore and optimize the working mechanism of the Climate Change Committee. 0.90

350000

0.89

342329.920.80

300000

0.70

282596.58

Establish a monitoring mechanism : Real-time tracking of climate change trends 250000 0.69

policy and regulatory updates and market dynamics etc. to promptly identify new 0.60

risk factors and changes. By installing online monitoring equipment and entrusting

third-party monitoring the company's energy consumption carbon emissions 200000 0.50

pollutant emissions etc. are monitored in real time to ensure that all indicators meet

the goals of climate response.

0.40

150000

Risk warning and response : The company has established an information sharing

Risk mechanism with meteorological environmental protection and other relevant 0.30

Monitoring departments to obtain risk warning information in a timely manner and publish it in

100000

a timely manner through work groups double-star reports scrolling large screens 0.20

and and other information platforms to remind relevant departments and personnel to do a good job in risk prevention and response formulate emergency plans and clarify 50000

Improvement the requirements for emergency organizations personnel materials and processes 0.10

to ensure that emergency responses can be quickly initiated when risks occur.

00.00

2023202420232024

Continuous improvement : Feed the results back into the risk management Total Scope 1 & Scope 2 Overall Scope 1 & Scope 2

process evaluate and adjust the existing risk response measures achieve dynamic greenhouse gas emissions greenhouse gas emissions

optimization and continuous improvement of risk management and form a virtuous in 2024 has decreased by intensity (by operating

cycle of continuous improvement. 17.45% compared to 2023. revenue) in 2024 has

decreased by 22.47%

compared to 2023.

43 44About Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

Qingdao Doublestar has strengthened its carbon emission management requirements. In 2023 the company (2) Product Carbon Footprint

established a dual-carbon leadership group led by the general manager to promote carbon management

related work and regularly conduct greenhouse gas emission identification and data calculation. In 2024 Qingdao Doublestar commissioned a third-party organization to successfully complete the carbon

Each base actively promotes the update of relevant data every quarter and strives to reduce emissions footprint assessment project for the semi-steel radial tire Arrizo series products in accordance with the

through the carbon emission management process . In 2024 the company commissioned a third- following standards and officially issued the corresponding report :

party agency to conduct a carbon audit. The results of the audit showed that the company's overall total

greenhouse gas emissions and greenhouse gas emission intensity have decreased. * PAS 2050:2011

* ISO 14067:2018

Plant Carbon Emission Types Unit 2024 2023 2022 gas products>

Total Scope 1 GHG emissions tCO eq 858.74 783.38 770.71 * GB/T 24067-2024

Carbon Footprint>

Total Scope 2 GHG emissions tCO2eq 163428.95 146061.76 144111.06 * GB/T 24040-2008

Dongjiakou

Total Scope 1 & Scope 2 GHG tCO eq 164287.69 146845.14 144881.77 * GB/T 24044-2008 emissions 2

* T/SDXJ 001-2024

Carbon Intensity tCO2eq/10000 0.6 0.55 0.59

(Emissions per 10000 yuan) yuan

Total Scope 1 GHG emissions tCO2eq 457.84 407.51 251.04

Total Scope 2 GHG emissions tCO2eq 91220.11 95904.47 80052.83

Shiyan

Total Scope 1 & Scope 2 GHG

emissions tCO2eq 91677.95 96311.98 80303.87

Carbon Intensity tCO2eq/10000 (Emissions per 10000 yuan) yuan 0.75 0.82 1.04

Total Scope 1 GHG emissions tCO2eq 173.23 - -

Total Scope 2 GHG emissions tCO2eq 26457.71 - -

Cambodia

Total Scope 1 & Scope 2 GHG

emissions tCO2eq 26630.94 - -

Carbon Intensity tCO2eq/10000

(Emissions per 10000 yuan) yuan 2.06 - -

Total Scope 1 GHG emissions tCO2eq 1489.81 1777.57 1550.68

Total Scope 2 GHG emissions tCO2eq 281106.77 340552.35 310762.40

Total

Total Scope 1 & Scope 2 GHG

emissions tCO2eq 282596.58 342329.92 312313.08

Product Carbon Footprint Rating System Boundaries

Carbon Intensity tCO2eq/10000 yuan 0.69 0.89 0.97

45 46About Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

Environmental Compliance Management

We calculated the carbon emissions per unit product from the "cradle to gate" stage including the raw

material acquisition stage raw material transportation stage and production stage. These evaluation data

and information will provide reliable carbon emission information for the company's product design material

procurement production control etc. Next we will further analyze these data and information to promote

green design green procurement and supply chain management of products and achieve product carbon Environmental Management Strategy

reduction.As the company's first product to achieve full life cycle carbon footprint investigation this marks an important

step in our product carbon footprint management. Based on this breakthrough the company will continue

to deepen this environmental protection initiative and gradually promote the carbon footprint accounting of

more product lines. In the context of increasingly severe global climate change and environmental problems Qingdao

Doublestar deeply understands the importance of environmental management. In order to actively respond

At the same time the company actively responded to the call of the China Rubber Industry Association to environmental challenges and promote sustainable development Qingdao Doublestar has formulated

participated in the full-process carbon footprint accounting action for tire products and worked with the a comprehensive environmental management strategy and incorporated it into the company's long-term

industry to improve the tire industry accounting guidelines. development plan. Qingdao Doublestar actively explores the green and low-carbon development path

of the rubber tire industry is committed to the green management of tire products and accelerates the

development of new quality productivity. To achieve this goal we have determined the idea of "walking on

two legs" early :

(3) Carbon Asset Management

In order to effectively reduce the cost of carbon emission reduction control the risk of carbon trading

compliance Qingdao Doublestar realizes the appreciation of carbon asset value actively respond to the

country's call for energy conservation emission reduction and green and low-carbon development and

comprehensively improve the company's environmental protection management level. the "Carbon

Emission and Carbon Asset Management Regulations" have been formulated and a carbon emission On the one hand the company adopts advanced VPD digital twin design system and low rolling

and carbon asset management leading group has been established to be responsible for building the resistance tire technology through the development of high-performance tires and disruptive

company's carbon emission and carbon asset management system promoting the company's energy innovative products significantly reducing product carbon emissions intelligent factories apply

conservation and carbon reduction and carbon asset optimization and upgrading organizing the formulation photovoltaic power generation and green energy-saving technologies on a large scale improving

and approval of the company's annual carbon emission management goals and carbon asset trading work production efficiency and reducing energy consumption;

plan aiming to effectively control carbon emissions and optimize carbon asset management through

standardized management methods to ensure that the company actively fulfills its social responsibilities

and promotes sustainable development while achieving economic benefits.On the other hand starting from the supply chain we work closely with DoubleStar Ecostar Holdings

Limited to join tly create a c irc ular economy i ndustrial ch ain. Throug h these co mpreh ensive m easur

-es Qingd ao Doubl estar w hich is making efforts in multip le areas is steadily accelerating in the

direction of gre en and low -carbon p romoting the green tra nsf orm ation and sus tainab le de velopment o

-f the tire industry.

47 48About Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

Environmental Management System

Establishment of the Environmental Protection Working Committee

In June 2024 the company established an environmental protection committee with the general

manager of the manufacturing department as the chairman of the committee and the heads of various

Qingdao Doublestar takes "compliance with laws and regulations pollution prevention energy conservation departments as members. The Environmental Committee is responsible for reviewing and issuing the

and consumption reduction and continuous improvement" as its environmental management policy. In company's environmental protection policies and goals supervising the implementation and improvement

accordance with the relevant requirements of ISO 14001 and combined with its own actual situation it of environmental management policies and making decisions on major environmental protection issues.has compiled the "Qingdao Doublestar Environmental Protection Management System" and used it as The Environmental Committee has an Environmental Committee Office which is specifically responsible

a programmatic document to guide the construction and improvement of the company's environmental for the daily management and coordination of the company's environmental protection work according

management system. to the arrangements of the Environmental Committee. The company fully implements the environmental

protection responsibility system for personnel at all levels and positions clarifies the environmental

protection responsibilities of positions at all levels ensures that environmental protection concepts are

* Coordinate guide and supervise the environmental protection work of the integrated into daily work and forms a good atmosphere of full participation and joint promotion.entire company

Environmental * Research coordinate and solve major environmental protection issues

Protection * Implement the environmental protection guidelines policies regulations

Committee and systems of the state and higher authorities Green Factory and Exemplary Model of Green Manufacturing* Regularly study environmental protection work and grasp the dynamics of

the entire company's environmental protection work Thanks to its outstanding environmental management performance the company was successfully

selected into the national green factory and green manufacturing list becoming a model of green

development in the industry.* Manage the company's environmental protection work according to the

arrangements of the Environmental Committee Environmental Management System Certification

* Responsible for organizing and implementing the company's pollution

Environmental discharge declaration and pollution discharge fee payment pollutant As of the end of the reporting period except for the newly built Cambodia Plant the rest of the company's

Committee emission reduction emergency plan etc. production bases have completed ISO 14001 environmental management system certification. At the same

Office * Supervise and inspect the operation of the company's environmental time during the construction of the Cambodia Plant the company has always attached great importance

protection equipment and facilities to ensure normal operation and to environmental protection. The base fully considered the relevant requirements of environmental impact

standardized records assessment in the early planning stage and has completed the environmental assessment certification

in strict accordance with local laws and regulations in Cambodia. In order to ensure compliance with local

environmental protection standards the base has added advanced environmental management equipment

to the production equipment and improved the level of hardware facilities. In addition the base also works

* Fully responsible for formulating and implementing environmental closely with the Cambodia Environmental Association to ensure that the environmental impact assessment

management systems and operating procedures and solving environmental report fully complies with local regulations and actively builds a complete environmental management

Plant problems and potential accidents system.Environmental * Manage the storage and transfer of pollutants to prevent environmental

Protection pollution accidents

Leading Group * Implement environmental impact assessment and the "three simultaneous" Environmental Investment

system as well as the operation and maintenance of environmental

protection facilities During the reporting period the company invested

a total of 11.6041 million RMB in environmental

compliance publicity environmental technology

research and development and the construction

and operation of environmental protection facilities

Each business unit General department Manufacturing Department Warehousing and logistics and is committed to improving the company's

Department Technical process DepartmentHuman Resources Department Finance Department environmental protection capabilities and promoting

Equipment and Energy Department Warehousing Department Quality Department Purchasing green manufacturing goals.Department

Environmental protection work organization structure ISO14001

49 50About Message from About Sustainable Development National Strategic

Doublestar Governance Environmental Social Appendixthis Report the Chairman Management Response

Environmental Impact and Risk Management Environmental Awareness Enhancement and Internal and External

Communication Management

In order to ensure the effective operation of the environmental management system and timely discover

and solve potential environmental safety management problems the company has implemented multi-

level and comprehensive monitoring and supervision measures. The company conducts 24-hour real-time

monitoring and early warning of various types of emissions such as waste gas and wastewater to ensure

that any abnormal situation can be discovered and handled in the first time. Calibrate the testing equipment Conducting Specialized Training

every week to ensure the accuracy of the monitoring data; independently test all emission outlets and the

environmental quality around the factory every quarter and invite third-party professional organizations to During the reporting period the company conducted 11 special training sessions on waste laws and

conduct audits to ensure the fairness and reliability of the monitoring results. Through 24-hour real-time regulations pollution discharge permit laws and regulations environmental protection facilities laws and

monitoring regular calibration independent testing and third-party audits combined with advanced SCADA regulations radiation safety knowledge and basic environmental protection knowledge. More than 3865

and MES systems Qingdao Doublestar has achieved comprehensive monitoring and refined management employees participated in the above training and the employee environment-related training coverage

of the environmental management system. rate reached 100%.Environmental Emergency Management "Safety and Environmental Protection Month"

The company launched the "Safety and Environmental Protection Month" activity to enhance the safety

emergency response and environmental protection and low-carbon awareness of all employees through

in-depth safety production and environmental protection and low-carbon publicity and education and

emergency drills.Formulating Management Regulations

Qingdao Doublestar pays attention to the prevention and response of sudden environmental incidents Internally

and is committed to improving the environmental emergency response capabilities of the entire

company. In response to specific situations such as energy equipment pollution and hazardous waste Internally the company has established a regular environmental management meeting mechanism to

leakage incidents the company has formulated the "Sudden Environmental Incident Emergency Plan timely summarize and analyze environmental management data discuss and solve existing problems.Management System" and "Environmental Protection Emergency Materials Management System" to At the same time through union feedback channels special training and other means the company

prevent environmental risks. conveys the latest environmental laws and policies to employees to enhance the environmental

awareness of all employees.Optimizing Management Regulations

In 2024 the company focused on optimizing and updating the "Hazard Investigation and Management

System" implemented the environmental protection hazard classification regulations and major hazard

supervision and reporting system and conducted key inspections on hazard dangers where sudden

environmental emergency incidents may occur every month to eliminate hazard dangers. Externally

Externally the company maintains transparency in environmental protection actively communicates with

Conducting Emergency Drills government departments industry associations and the public and responds to concerns from all parties

in a timely manner. The company also publicly displays its efforts and achievements in environmental

protection through regular annual reports ESG reports social media platforms community charity

Based on actual conditions and seasonal characteristics the company conducted 9 emergency drills activities etc. accepts social supervision and seeks opportunities for continuous improvement.including radiation and waste oil leakage involving more than 865 people to enhance employees'

emergency response and risk avoidance capabilities for unexpected accidents creating a safer and

more stable environment for various production and operation tasks.

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this Report the Chairman Doublestar Management Response

Energy and Resource Management

Digitalization integrates refined management and

For manufacturing companies like Qingdao Doublestar energy conservation and consumption reduction data insights drive energy saving and difference

are key entry points of great importance feasibility and practical value in sustainable development. Qingdao The company's various production bases widely use SCADA (Supervisory Control and Data Acquisition)

Doublestar is committed to improving the efficiency of energy and resource use and creating a low-carbon systems to record the use of water and electricity resources and various materials in real time ensuring

and low-consumption green operation mechanism. the comprehensiveness and accuracy of various resource consumption data. Subsequently all

collected data are uniformly imported into the MES (Manufacturing Execution System) for analysis and

The company has formulated an "Energy Management Manual" to clarify specific tasks such as energy management realizing online management of all equipment and meter information. It not only realizes

management responsibilities energy-saving plans and target management energy consumption statistics real-time monitoring of resource use but also uses data comparison and trend prediction to provide

management and energy-saving technology progress management. It has also established an energy strong support for energy management and decision-making. The company sets short-term and long-

management functional department to link relevant performance indicators with the incentives of managers term energy consumption reduction indicators and breaks down the goals into each production base.thereby steadily promoting the company's energy management efficiency and ensuring the efficient Each base cleans up energy data daily evaluates and promotes key energy tasks weekly analyzes

implementation and steady progress of this work. deviations to optimize management and continuously improves resource utilization efficiency through

supervision inspection and performance evaluation to ensure the achievement of energy-saving goals.Based on the deep integration of information technology and automation technology the company has made

long-term strategic plans for energy conservation and consumption reduction strategies and has broken

down and implemented specific measures year by year based on this plan. By finely managing energy

consumption improving resource utilization efficiency promoting the use of clean energy and advocating

green office concepts we will continue to create a green and low-carbon operating mechanism promote

green development transformation and contribute to the construction of a low-carbon society.Green Packaging

Refinement Establish a comprehensive energy management system to monitor and analyze energy usage in

Energy real time to ensure that energy consumption in every link is effectively managed and optimized.Management

Promoting Recyclable Packaging Materials

On the basis of ensuring the reliability of packaging in the product transportation and sales process

Resource Adopt advanced production processes and technologies to reduce raw material waste improve Qingdao Doublestar actively uses environmentally friendly packaging materials designs more

Efficient resource utilization and reduce production costs. environmentally friendly packaging solutions promotes the use of recyclable iron boxes and adopts

Use shared plastic pallets to reduce the impact of packaging on the environment and health.In terms of green packaging the company's synthetic rubber projects have 100% used recyclable

iron boxes and chemical additives auxiliary materials carbon black and steel cord projects have

Clean Energy Large-scale application of renewable energy such as solar energy development and fully adopted shared plastic pallets. On this basis the company continues to expand the application

Application construction of energy storage projects reduction of dependence on traditional fossil energy

and reduction of carbon emissions. scope of recycled pallets planning to apply them to additives first and then gradually promote them to natural rubber. In 2024 Qingdao Doublestar will purchase 500 shared pallets.Information

and Through the extensive application of intelligent systems and automated equipment efficient

Automation management of the production process and precise control of energy consumption are achieved.Fusion The Lightweighting and Reduction of Product Packaging

The company actively promotes the lightweighting and reduction of product packaging proactively

Green Office Promote environmental awareness education within the company and encourage employees to communicates with customers to promote bare tire shipments reduces the proportion of packaging

Advocacy save electricity and water and reduce waste of paper and other office supplies. and promotes the use of environmentally friendly materials for packaging for customers who require

packaging.Energy and Resource Management Initiatives

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this Report the Chairman Doublestar Management Response

Energy Saving Management (1)Dongjiakou Plant

The Dongjiakou Plant has completed the third phase of the photovoltaic project achieving full coverage

of photovoltaic power generation. The total installed capacity has reached 25 megawatts with an annual

Qingdao Doublestar has taken a series of measures to save energy and reduce consumption in 2024 and power generation of approximately 25 million kilowatt-hours. Photovoltaic electricity accounts for about

has launched a total of 65 energy-saving projects including 35 electricity-saving projects 26 steam-saving 18% equivalent to an annual reduction of 14000 tons of carbon dioxide emissions.projects and 4 water-saving projects.In 2024 the photovoltaic project will add reactive power compensation devices. The reactive power

compensation device can adjust reactive power on site and support remote control of grid dispatching to

further optimize power efficiency. The photovoltaic phase II project will install two 1000 kvar SVG systems

(static reactive power generators) and the photovoltaic phase I project will install two 600 kvar SVG

systems (static reactive power generators) which will be connected to the AVC system (automatic voltage

control) to protect the safety of grid equipment and power equipment. At present the reactive power

compensation device project is being orderly constructed and will be comprehensively debugged and

Vulcanizing press Power plant renovation Transformation of Optimizing the operated through grid dispatching after the construction is completed.replacement Save electricity permanent magnet motor vulcanization process

Save steam 200000 kWh / year for internal mixer Save steam

2600 tons / year The previously planned 5.88MW/11.868MWh energy storage project is in active communication with all 946 tons / month Save standard coal

64 tons / year parties and is progressing steadily as planned. The application of energy storage will be considered in the

future in combination with the time period of the power grid and the photovoltaic situation. It is expected to

significantly improve the company's energy management efficiency and green energy utilization rate.

(2)Shiyan Plant

Technical transformation of Modification of steam trap Nitrogen Booster Update

digital production line for of vulcanizing machine Project

passenger car tires Save steam Save electricity The first phase of the Shiyan Plant photovoltaic project has been completed with a total installed capacity

Save standard coal 80 tons / day 7 million 200000 kWh / year

yuan / year of 9.6 MW and an annual power generation of approximately 4.6 million kWh(April 2024 to December 4779 tons / year 2024). Photovoltaic electricity accounts for 9.30% equivalent to an annual reduction of 4500 tons of

carbon dioxide emissions.As the company's clean energy strategy continues to advance the second phase of the photovoltaic

Energy-saving management projects and effects project at the Shiyan Plant is woring in progress and is scheduled to be put into use in the second

half of 2025 which will further expand the company's green energy production capacity.Renewable Energy

In response to global climate change and the promotion of green development Qingdao Doublestar actively

embraces new energy technologies vigorously develops and utilizes clean energy introduces rooftop solar

photovoltaic power generation systems for production and office use increases the proportion of green

energy and accelerates the construction of a clean low-carbon safe and efficient energy structure system.Dongjiakou plant has achieved full coverage of photovoltaic power generation systems in its two major

domestic production plant. At the same time the photovoltaic power generation project of the

Cambodian Plant has e ntere d the plannin g an d implem enta tion stage whic h will further expa nd the

company's green energy applications in overseas markets and help achieve global sustainable developme

nt goals.Qingdao Doublestar Rooftop Photovoltaic Project

55 56About Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

Water Resources Management Green Office

Qingdao Doublestar pays attention to cultivating employees' sense of responsibility and environmental

Qingdao Doublestar attaches great importance to the rational use of water resources and continuously awareness and is committed to making the practice of a green and low-carbon lifestyle a conscious and

strengthens scientific water management. During the reporting period the total water consumption was spontaneous action of everyone.

555894.00 tons and the water consumption intensity was 1.36 tons/10000 yuan. The total recycle

water consumption was 23443754.62 tons and the total recycle water consumption intensity was 57.26 Starting from the details of employees' lives Qingdao Doublestar carries out special initiatives such as green

tons/10000 yuan. paper green travel green charity green electricity green dining and environmental training.The company has fully implemented water-saving measures in production and operation and is committed It always advocates green office and low-carbon travel supports energy conservation and carbon reduction

to improving the efficiency of water resource utilization. The main measures taken are as follows: with a green and low-carbon office model and carries out the "Safety and Environmental Protection Month"

activity which is committed to reducing carbon emissions and resource waste improving employees'

·Optimize production processes to reduce water use; environmental protection and low-carbon awareness and creating a green and safe corporate culture.·Recycle the recycled water during the production process for reuse;

·Internal promotion requiring employees to save water and turn off taps in time.Green Charity Environmental Training

*Carry out voluntary tree *Carry out the "Safety and

planting activities to build Environmental Protection

Month" activity to enhance

Extrusion line large Original softened water Condensate reuse

a green home

employees' awareness of

cycle Save softened water Save tap water environmental protection

Save tap water 200 tons / day 166 tons / day and low carbon

3840 tons / year

Green Travel Green Dining

*Provide commuter shuttle *Order food on demand to

bus green travel reduce waste

*New energy charging stations *Promote the Green Disk

are installed in the park to Movement

encourage employees

*Traveling with new energy

Steam pipeline condensate Recycled water reuse project vehicles

recovery and reuse Save tap water Green Paper Green Electricity

Condensate recovery 100 tons / day

200 tons / day *Double-sided paper to reduce repeated *U t i l i ze t he was te hea t f r om the

printing times production base steam to heat the office

*Promote paperless office building and set the air conditioner in

*Popularize paperless communication constant temperature energy-saving

*Use of e lectronic documents and mode

transmission *Eliminate long-burned lights and make

full use of natural light

Water-saving projects and water-saving benefits

Green Office Initiatives

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this Report the Chairman Doublestar Management Response

Emissions and Waste Management

Mission and Governance Philosophy *Management system:

Qingdao Doublestar regards protecting the ecological environment as its mission adheres to the Odor Removal Daily Inspection Management System>

concept of scientific governance actively promotes the treatment principles of waste "reduction *Measures:

resource utilization and harmlessness" carries out measures such as equipment introduction and 1.Develop operation control safe operation plans and maintenance standards for

process optimization and reduces pollutant emissions in an all-round and multi-dimensional manner deodorization equipment and arrange dedicated personnel for maintenance.reduces various types of pollutants and waste achieves compliant and safe emissions and strengthens Exhaust 2.Carry out supervision testing and online monitoring comparison on a quarterly

comprehensive waste management and safe disposal of hazardous waste. basis to ensure that exhaust gas emissions meet emission standards.

3.Upgrade and transform equipment to reduce emissions of air pollutants.

System Optimization and Categorized Management

The company regularly optimizes the system process strictly follows the internal management methods

and guides the classification management of waste in a standardized and normalized manner. In 2024

the company focused on optimizing and updating the "Regulations on the Management of Hazardous

Waste Discharges" to clarify the relevant responsibilities and requirements. At each production base *Management system: < Rainwater and

Qingdao Doublestar strictly implements waste classification and storage measures distinguishes Sewage Pipeline Network Daily Inspection Management System>

between general solid waste and hazardous waste and entrusts a third-party organization with *Measures:

professional qualifications to be responsible for the safe disposal of hazardous waste ensuring the 1.Online monitoring

compliance and environmental protection of waste management. Wastewater 2.Classification treatmen

2.Recycling and Utilization

Compliance with Standards and Source Control

The company strictly abides by national and industry standards such as the "Rubber Products Industry

Pollutant Emission Standards" "Hazardous Waste Storage Pollution Control Standards" "Industrial

Enterprise Plant Boundary Environmental Noise Emission Standards" and relevant laws and regulations

in the operating area to carry out environmental management work from source control of waste to *Management system:

final treatment implementing strict process monitoring governance and disposal to improve the factory Wa s t e S a f e t y O p e r a t i o n P r o c e d u r e s > < H a z a r d o u s Wa s t e M a n a g e m e n t

environment. Regulations>

Transportation Storage Transport and Disposal of Hazardous Wastes>

Environmental Monitoring and Third-party Testing the Management of Hazardous Waste Discharge>

The company's "Environmental Protection Special Monitoring Plan" stipulates the requirements for System> and

regular self-monitoring of wastewater waste gas solid waste noise and other wastes and the inspection Hazardous *Measures:

maintenance and update of relevant environmental protection facilities to ensure the normal operation and solid Source reduction.of equipment and prevent waste leakage. In addition the company specially hired a third-party testing Waste Classified storage

agency to conduct comprehensive monitoring of emission indicators such as waste gas wastewater Process improvement

waste and noise to ensure that the negative impact on the environment is continuously reduced during Third-party recycling processing and disposal

the production and operation process. Warehouse maintenance and renovation

Examples

In 2024 Qingdao Doublestar carried out a waste gas treatment facility upgrade and renovation project: *Management system:

A separate collection pipeline was made for the rubber cooling line of the rubber refining workshop 1 and Noise Emission Standards for Industrial Enterprises>

two sets of waste gas treatment facilities with an air volume of 150000 were added. The treatment process *Measures:

was "filtration spray + injection plasma + activated carbon adsorption box" which improved the smoke and 1.Formulate noise control procedures optimize process flow reasonably arrange

dust inside the workshop and reduced unorganized emissions. equipment operation time and regularly maintain and service equipment to effectively Noise reduce noise.The second is to update the low-temperature plasma of some calendering and vulcanization processes to 2.At the same time noise levels are tested regularly to ensure that production

injection plasma for deodorization equipment flue gas treatment. Compared with the original equipment activities always comply with laws and regulations.the exhaust gas does not directly contact the plasma generator the operation is stable the power is

adjustable the structure is compact and the space is small the treatment efficiency is higher and it is

safer. Emission and waste classification management

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this Report the Chairman Doublestar Management Response

Cleantech Opportunities

For existing small tire products we have accelerated the upgrade of green performance in line with the

Qingdao Doublestar focuses on technological innovation and strives to achieve disruptive innovation of national standard change requirements. It is expected that the rolling resistance of the entire product line will

new products. By identifying industry development trends and opportunities under the green development be improved by more than 10% and the carbon dioxide emissions will be reduced by more than 3%. In the

environment it seizes the market demand for green products and technologies and implements a full- field of large tires we have strengthened the research of core technologies through the application of new

link low-carbon strategy. The company actively implements the green concept into product innovation materials and cooperation with universities to cope with risks and strive to break through the "devil's triangle"

raw material innovation and other links strengthens formula development sustainable material research problem in the tire industry. The goal is to achieve the "AAA" rating of tire products in the next five years

and development appearance and structural design and launches high-end differentiated high value- according to the T/CRIA 11003-2016 standard and realize industrialization.added products. It is committed to the research and development and production of green low-carbon and

environmentally friendly products with comprehensive excellent performance such as low rolling resistance

and fuel saving long-lasting wear resistance and noise reduction as well as products for the new energy The company's main star green products

vehicle industry. It not only reduces the environmental burden but also wins market recognition and sets an

example for the green development of enterprises.

(1) EV new energy vehicle tires are upgraded and upgraded to improve safety and wear

resistance

Green Technologies and Products In 2024 the company launched the upgraded new energy product EXTREME EV97. Compared with

the previous generation of products this product has improved dry and wet braking safety wear

performance noise and other performances. At the same time it has achieved relevant certifications

In 2024 Qingdao Doublestar will continue to uphold the core concept of innovation-driven and green for the entire series of high-load tire products leading the industry.development deeply analyze market demand and industry trends gather top R&D teams and explore

innovative paths. We emphasize both green environmental protection and excellent performance and plan This product has achieved improvements in dry and wet braking safety wear and other performances

strategic directions in a forward-looking manner. through the application of three major technologies: large rim protection design high anti-slip

performance upgrade and high-load structure upgrade. When braking at a speed of 80km/h the wet

In terms of new energy product iteration braking distance of EV97 is shortened by 1.44 meters compared with the previous generation and the

dry braking distance is shortened by 0.45 meters. The tire noise is reduced by 2.3dB and the rolling

the DLA115 series has been awarded the green product certification demonstrating our

comprehensive innovation in materials processes and tire performance. From improving energy resistance reaches EU label B level or above.efficiency to enhancing wear resistance to promoting environmental protection concepts and

applying environmentally friendly materials our various product series have embodied the unique

green innovation charm contributing to reducing carbon emissions and promoting sustainable

development.In the research and development of green technology and products

the company has established a finite element simulation department formed technical service

capabilities for tire material testing and characterization static and dynamic mechanical performance

prediction and analysis and vehicle dynamics research and equipped with special simulation and

verification equipment for tire material preparation testing and finished tire performance testing etc.and has the ability to independently carry out tire finite element modeling performance simulation

and dynamic performance development which is rare in the industry.In the realm of core and critical technologies

The company conducts research on tire fuel economy simulation and test verification technology

and tackles key core technologies such as research on fuel economy simulation and test verification

technology for electric vehicle tires in low-temperature environments and research on the impact of

structural parameters on the performance of special tires for electric vehicles. The current simulation Comprehensive performance evaluation results

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this Report the Chairman Doublestar Management Response

(2)DLA115seriesproductshavebeenoptimizedandupgradedtopassthegreen product evaluation

(5) Rare earth gold product materials and process innovation to jointly promote

req uirements

energy conservation and emission reduction

The DLA115 series products have been certified in accordance with GB/T 40718-2021 "Green Product

Evaluation - Tires" with rolling resistance of 4.12 noise of 70.2 and wet grip of 1.19 all of which have

In2 024Qin gdaoDoub lestarfocused onincreasin gth eapplicationre sea rchofnew

pass ed the gre en prod uct evaluat ion req uireme nts. The r olli ng resistance is redu ced by 32% and the

innovativema terialsfor"rar eear thgold" product sands peciallyselec tedan ew typeofhig hlywear-

fuel cons umption i s reduced by 6. 4%. Wh ile ad justing t he structural op timiza tion the w eight o f the tire

resist ant andlow- hysteresiscarbonbl ackw ithhigherstructure

is red uc ed. Th e u se o f a new type o f ultra-hig h-str ength s teel cord r educes the w ear between

whichsignificantlyimprovedthereinforcementperformanceoftheproduct.Itisworth

monofilaments and improves the tire durability by 8%.mentioningth atwhi leensur ingthatther olling resis tanceof theproductrem ai nsatt he

originalle veland does notincr ease thewearper form anceof theproducthasbe en

successfullyim provedbym ore than10 %the rebyhe lpingthev ehicletoa chie veahighe r m ileage.

(3) EU AAA grade tire innovation expanding the OE supporting market At the same time through process optimization the production efficiency has been greatly improved

With the rapid development of new energy vehicles and their structural differences from traditional fuel by 20% effectively reducing the company's manufacturing costs achieving good results in energy

vehicles new energy vehicle tires are very different from traditional tires and higher performance conservation and emission reduction and helping the company achieve sustainable development in all

requirements are put forward: aspects.* Lowr ollingres istanceandli ghtw eightrequirem ents;

* Ultra-quietreq uirements;

* Highg ripan dhig hanti- slipabilityre quirem ents. In 2024 the "rare earth gold" low rolling resistance and high wear-resistant tire won the second prize of

Based on the needs of the above car manufacturers we will simultaneously expand the EU AAA the Shandong Rubber Association Science and Technology Award.technology to the OE supporting market and in 2024 we have completed the supporting supply of 5

new energy models of Chery and Geely.

(4) The performance of all-explosion-proof tires has been optimized and upgraded

making them green environmentally friendly wear-resistant and low-noise

In 2024 the performance of ordinary full-explosion-proof tires will be comprehensively improved.Through the upgrade of tread rubber its rolling resistance performance has been improved by 10%

wear performance has been improved by 11% and the wear resistance of the tip has been improved

by 50% - 70%. At the same time the new energy full-explosion-proof tires launched have performed

well. Currently 58 specifications have been launched on the market. Its performance characteristics

perfectly match the many characteristics of new energy vehicles such as heavy vehicles high torque

fast acceleration low noise and no spare tires. When the vehicle speed is between 60 and 90 km/h

the noise inside the car can be reduced by 2 to 3 decibels compared to the original silent cotton tires The second prize of Shandong Rubber Association Science and Technology Award

and at a speed of 60 km/h the zero-pressure driving mileage can reach at least 30 km.

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(6) The power-boosting wheel products have been innovated in many aspects and their (8) Special tires for the western region

durability has been greatly improved In 2024 we will vigorously respond to national policies to promote the development of the western

In non-highway fields such as mining and engineering due to extreme terrain and bumpy roads region. Infrastructure construction and industrial development will bring about rapid development of

tires wear out faster causing deformation and increasing the risk of tire blowout and loss of control. the automobile transportation industry. We will develop a special tire 12R22.5 in combination with the

Qingdao Doublestar has launched the "black technology" of the tire industry - "power-enhancing environment and road conditions in the southwest region. Through STOT profile design technology

wheels" to address this problem. "Power-enhancing wheels" subvert the design principles materials the ultra-wide driving surface is combined with the saturation of the pattern and the comprehensive

processes equipment sales and service models of the traditional "tire + rim". There is no need for design of the rubber compound so that the tire can maintain sufficient grip in complex road conditions

inflation rims wheel removal and no tire blowout. The life span can match the vehicle and can be and diverse weather conditions ensuring safety performance and increasing its service life by more

up to 15 years. Not only does it use almost no rubber it can also reduce carbon emissions bringing than 20%.epoch-making and subversive changes to the world's tire industry.In the future the company will continue to develop green technologies and products enhance core

In 2024 the main R&D innovation of the power-boosting wheel will focus on three key aspects: technology research and risk response capabilities through the application of new materials and

product specification expansion continuous optimization of tread pattern and improvement of product cooperation with universities and ultimately achieve a certain breakthrough in the "devil's triangle"

durability. By adjusting the internal structure layout improving the connection method of brake parts problem in the tire industry so that tire products can reach the T/CRIA 11003-2016 "AAA" level of

and optimizing product materials the indoor durability performance has achieved a significant leap industrialization.from the original 57 hours to 108 hours a performance improvement of up to 89%.Sustainable Materials Innovation and Application

Qingdao Doublestar focuses on deepening innovation from the three dimensions of high performance

Power Wheel environmental protection and carbon reduction integrating green and environmentally friendly sustainable

materials into product design and manufacturing and promoting technology exploration and reserves in all

directions from basic theoretical research to formula innovation and development. Not only does it cover

more types of tire products in breadth and use bio-based materials and recycled materials to replace

(7) New energy heavy-duty truck tires have improved grip and wear resistance making them Accelerate the completion of basic research on bio-based synthetic rubber. A large amount of data

safe and reliable analysis and testing has been carried out: the application and reserve of bio-based cis-11-butadiene

rubber and bio-based solution-polymerized styrene-butadiene rubber and the development of

With the popularization of new energy vehicles the market demand for new energy tires has increased

significantly. However due to the large instantaneous torque when new energy vehicles start and

accelerate the tires slip and the average wear decreases by about 30-50%. In 2024 the company Continue to develop and reserve a variety of bio-based raw materials: including rice husk ash white

made innovations in tire design for new energy bus tires using special materials such as new steel carbon black bio-based oil bio-based oil carbon black etc.belt layers to enhance the tire's puncture resistance and load-bearing capacity by about 20% and

reduce crown deformation by 5%. At the same time a special tread formula and pattern design are Carry out various recycling of raw material reserves: including steel cord from recycled steel

used to effectively improve the tire's grip and wear resistance. production tire pyrolysis carbon black etc.

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At present the company has successfully introduced and promoted the application and The company has launched our first PCR (passenger car radial tire) and TBR (radial truck tire)

development of a series of environmentally friendly materials such as recycled rubber and sustainable concept tire products. This technology not only meets the basic performance of tire

pyrolysis carbon black. Among them the design development and industrialization project of safety and reliability but also makes the sustainable materials of tires account for more than

bio-based green and low-carbon tires has been selected as a Industrial design key project 70% exceeding the goal set at the beginning of the year. In 2025 the company will continue

research of the Ministry of Industry and Information Technology in 2024. to research sustainable material tire technology continuously increase the proportion of

sustainable materials in products and strive to develop tires with 80% sustainable materials.Examples

White carbon black

Qingdao Doublestar together with China National Building Material Group and Qingdao

University of Science and Technology has conducted in-depth research and optimization *Natural rubber Rice husk Natural rubber white carbon black√

on China National Building Material’s mineral resources aiming to develop innovative

sustainable materials to efficiently replace traditional carbon black materials. *Natural rubber√

Steel wire

Qingdao Doublestar has established a strategic partnership with Black Cat Carbon Black *Recycled polyester

to jointly develop carbon black using tire pyrolysis oil as raw material and cooperated with fiber√

Xingda to develop steel cord and bead wire using steel wire recycled from waste tires as raw *Bio-based nylon (in

progress)

materials. Synthetic rubber

*Recycled rubber√

These collaborations not only aim to maximize the transformation of resource value but also * R e c y c l e d s t y r e n e

highlight the core concept of green environmental protection. They strive to achieve both butadiene rubber√

environmental friendliness and economic benefits while promoting industrial upgrading and *Bio-based butadiene

rubber (in progress)

realize a new situation of mutual benefit and win-win for all parties. *Recycled butadiene

butadiene rubber

( in progress)

Plasticizer (Oil)

Carbon black *Modified cashew oil√

*Modified soybean oil√

*Bio-based oil carbon black (in progress) *Recycled oil√

Pyrolysis oil carbon black (in progress)

Pyrolysis carbon black√

Processing aids Steel wire

*Bio-based silane√ *Recycled steel cord√

*Dispersant√ *Recycled bead wire√

*Anti-aging agent√

*Stearic acid√

Research on sustainable materials for various parts of tires

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Circular Economy

Globally the development of a circular economy and the coordinated advancement of economic growth and Faced with this consensus path Qingdao Doublestar has responded positively and is vigorously

climate goals have become an irreversible trend. implementing the product life cycle management strategy aiming to run through every link in the entire

life cycle of the product from research and development raw material procurement manufacturing

transportation use to waste tire disposal and comprehensively reduce the impact on the environment.The company is committed to reducing greenhouse gas emissions saving resources reducing waste and

minimizing the impact on the environment at all stages. At the same time the company works closely with

European Union DoubleStar Ecostar Holdings Limited to jointly layout the waste tire recycling industry. Through innovation

and technological progress it continuously optimizes the recycling and reuse processes strives to create a

complete circular economy industry chain and set an example for the sustainable development of the

industry.Circular Economy Action Plan

It covers the entire life cycle of product design production consumption recycling and disposal and

proposes specific goals and actions such as improving the durability repairability and recyclability of

products. It aims to reduce resource consumption improve resource utilization efficiency and reduce

waste generation through a series of measures.China

" 14th Five-Year Plan" Circular Economy Development Plan

This plan released by China's National Development and Reform Commission defines the key tasks for

the development of the circular economy in the next five years emphasizes the principles of "reduction

reuse and resource utilization" promotes the recycling of key areas such as plastics electronic products

and automobiles and encourages green design and clean production.Product Lifecycle Management

Shandong Province

" Shandong Province's Action Plan to Promote the Development of New

Quality Productivity in the Tire Industry ( 2024-2027 ) " Qingdao Doublestar has formulated a full life cycle management strategy which focuses on each

department's independent reduction of environmental protection and efficient use of resources in their

It is required to implement green low-carbon and circular development actions accelerate the clean respective responsible links and emphasizes the synergy between departments. The company has built

circular and low-carbon transformation of the entire process of the industry and continuously improve the a modular simulation design platform based on digital models and a product life cycle management (PLM)

overall energy efficiency level. Key enterprises should establish a domestic waste tire recycling network digital management integration system. Through the development of a digital management integration

accelerate the formation of a large-scale industry chain of refurbishing and remanufacturing of used tires system raw materials can be controlled from procurement design manufacturing sales and other links

producing recycled rubber and vulcanized rubber powder from waste tires and thermal cracking and providing a solid foundation for the overall product life cycle management.recycling of waste tires.In the future the company will strengthen collaboration among departments to ensure green management of

the entire process from raw material procurement to product disposal.Domestic and international circular economy policies

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Tire Recycling and Reuse

Green packaging and transportation

*Promote lightweight and reduced packaging;

*Use reusable pallets;

*Adopt centralized delivery and truckload delivery strategies

to encourage customers to place orders for truckloads; (1) Recycling of defective products

*Advocate a green delivery model where multiple households

in one place share a vehicle for delivery or multiple

households share a vehicle for delivery; Qingdao Doublestar has always adhered to the strict quality concept of "defective products are waste

*Promote the use of clean transportation methods. products and waste products must be chopped off" and is committed to minimizing the generation of

defective and waste products and improving resource utilization efficiency through refined management and

technological innovation. At the same time by i mplement ing a wa ste tire storage p lan and an efficient

Waste tire disposal recycling and reuse mechanism it continuously optimizes the production process improves resource ut

-ilization e ffici ency reduc es the de mand for raw mate rials reduc es energy consump tion and carb on

*Promote the recycling emissions significa ntly red uces resourc e wa ste in t he productio n process a nd achie ves consid erable co st

D i g i t a l s y s t e m s p r o v i d e and reuse of waste tires.underlying technical support for savings.full life cycle management

T h e c o m p a n y h a s d e v e l o p e d a n d

imp lemen ted a d ig i t a l managemen t (2) Recycling of waste tires

integration system that covers key links such

as raw material procurement design and Qingdao Doublestar and DoubleS tar E costa r Holdings Limited wo rk hand in hand to ach ieve hig h-va lue

manufacturing and extends to the sales and

service stages achieving comprehensive environme ntal protectio n mi nimize d and in tel ligent en vironmental impact of produc ts achie ve green

control over the entire life cycle of tire ecological recy cling focus on the green ecological recycling of waste tires expand the industrial chain

products. Through refined management from the traditional R&D and manufacturing field to the full life cycle management of recycling and

of each link it is possible to monitor the recycling and carefully cultivate the circu lar economy industrial chain of rubber tires.production progress quality status and

logistics information of products in real time. Relying on pyroly sis techno logy waste tires can be completely transformed into high-value products:

about 40% into primary oil 30% into environmental protection carbon black 20% into steel wire and

about 10% of combustible gas truly realizing the "complete recycling" and "zero waste" of waste tires.Manufacturing Product development For every 10000 tons of waste tires processed 11000 tons of carbon dioxide emissions can be

reduced highlighting the concept of "zero pollution zero residue zero emission and full utilization" in

*Improve the process to * Increase R&D effor ts in t i re

reduce pollutant emissions products for green industries and the process of waste tire treatment.d u r i n g t h e p r o d u c t i o n launch high-performance EV-

process; specific tires;

*Equipment upgrade to Raw materials *Research develop and promote

reduce energy consumption; low-carbon energy-saving and

*Apply clean energy; * U s e s u s t a i n a b l e m a t e r i a l s environmentally friendly green

*Advocate green off ice and increase the proportion of products such as low rol l ing

model. sustainable materials used; resistance tires fully explosion-*Actively promote a number of proof tires low-profile green car

research projects on sustainable tires etc.materials such as rice husk ash

and carbon black bio-based oil

recycled steel cord etc.Qingdao Doublestar Tire's Product Life Cycle Management Initiative

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Biodiversity Conservation

Qingdao Doublestar has always maintained a deep concern for the potential impact of its operations on

Waste tires ELTs biodiversity and strictly abided by a series of relevant laws regulations and policy guidelines including

the "Opinions on Further Strengthening Biodiversity Conservation" issued by the General Office of the

State Council the "Soil Pollution Prevention and Control Law of the People's Republic of China" and the

"Groundwater Management Regulations" .During the reporting period the company took the opportunity of the "Safety and Environmental Protection

Month" event to actively organize education and training on biodiversity knowledge participate in marine

life protection activities carry out Arbor Day theme activities and mobilize young volunteers to carry out

tree planting and afforestation public welfare activities in the factory area aiming to deepen employees'

Crush understanding and sense of responsibility for biodiversity protection.In addition the company conducts regular ecological monitoring: regularly monitors and evaluates the

impact of pollution around the base on biodiversity to ensure that the impact of the base's production on the

ecological environment is within a compliant and controllable range.Pyrolysis Oil TPO

Examples

Pyrolysis During the 2024 Arbor Day the company organized young volunteers to carry out voluntary tree planting

activities in the factory area. At the tree planting site everyone had a clear division of labor and carried

out activities such as tree planting soiling and watering. Through the implementation of voluntary tree

planting activities the cohesion of the team has been enhanced and the ecological civilization

Feed stock awareness of "planting green protecting green and loving green" has been improved. The concept

of ecological civilization and low-carbon life has been implemented with practical actions and their

own strength has been contributed to the construction of a green home.Steel wire Recycled steel

Industrial Carbon Black VCB Pyrolysis Carbon Black RCB

Pyrolysis

New Tire

Tree planting activities

Waste tire recycling process

73 74S

Social Responsibility &

State-Owned Enterprise

Commitment

* Talent Cultivation and * Innovation and Intellectual

Development Property Protection

* Employee Car * Customer Service and Rights

* Occupational Health * Supply Chain Management

and Safety * Community Activities and

* Product Quality Public Welfare

ManagementAbout Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

Talent Cultivation and Development

Diversity and Inclusion Assessment and Promotion of Talents

The company is committed to creating a dynamic and inclusive corporate culture bringing together talents from all The company has established the "Young Talent Pipeline Development Plan" and the "Group Manager Selection and

regions and fields around the world forming a pluralistic and equal corporate culture respecting and giving full play to the Appointment Platform" clarifying internal hiring processes and talent pipeline construction plans. These initiatives provide

characteristics of each employee fully exploiting their potential and jointly promoting the development of the company. a broad stage for the development of young talents cultivate and promote outstanding individuals and implement a

We oppose any form of discrimination and are committed to creating a fair and just working environment eliminating the system of merit-based selection and elimination. Employee career development follows a principle of progression from

inclusion of non-work factors such as ethnicity race gender religion color and other factors in the recruitment process lower to higher levels with three career development paths set up for employees: management professional and

so that all employees enjoy equal employment opportunities and career development paths. technical ensuring smooth channels for employee promotion.Professional Management Technician

By the end of the reporting period the Company had added 1370 new employees bringing the total number of channel channel Channel

employees to 5161. chief engineer general manager chief technician

21.0% 17.0% unit general senior chief manager

34.0% 31.0% engineer master

Management Specialized Mechanic deputy unit technician

Overall male/ Channel Channel Channel general manager

female ratio male/female male/female male/female senior engineer

ratio ratio ratio business unit senior 79.0% 66.0% 69.0% 83% head technician

83.0% engineer

manager

Male Female assistant technician

engineer

Percentage of localized recruitment team leaderP e r c e n t a g e o f M i n o r i t y

at domestic bases is 70% showing Employees technician officer senior worker

an upward trend from year to year 13.97%

All employees of the company undergo performance assessments each year with a 100% coverage rate in the year-

Standardize Employment Relationships end evaluations. Assessments are categorized into performance-related compensation sales commission piecework for workers and non-piecework for workers to evaluate employees in different positions. Additionally all management

Qingdao DoubleStar strictly adheres to the "Labor Law of the People's Republic of China" the "Labor Contract Law of

personnel are subject to a 360-degree feedback assessment annually as a qualitative measure to quantify their work

the People's Republic of China" and the "Labor Law of the Kingdom of Cambodia" as well as other relevant laws and

outcomes. The controlling shareholder DoubleStar Group leads the annual selection of honors such as significant

regulations in the areas of operation. It follows the principles of fairness justice openness and merit-based recruitment

innovation breakthrough teams leading teams/individuals advanced teams/individuals and Rising Star awards.utilizing the mature employment management systems of its controlling shareholder DoubleStar Group such as the

"Group Social Mature Talent Recruitment and Employment Management Platform" and the "Employee Resignation In 2024 Qingdao DoubleStar selected multiple awards to recognize employees' special contributions in areas such as

Management Measures." These systems clarify mature recruitment processes and transparent job qualification market research and development manufacturing quality and management.requirements actively promoting local employment rates and fulfilling the social responsibilities that a state-owned

enterprise should bear.The company's recruitment channels are uniformly planned and applied by the controlling shareholder DoubleStar

Group. The company has established a Labor Law Supervision Committee under the trade union which is responsible 3 Major

for daily organization and promotion of labor laws and regulations supervising the compliance of employers with labor Innovation

Breakthrough

laws and regulations handling complaints and reports of violations of employees' legal rights safeguarding the legal Teams

rights and interests of employees building harmonious labor relations.

7 advanced 5 Rising

teams Star

Awards

* the average recruitment cycle for general * employee contract signing rate

staff is 30 days. 100%. 50 advanced

* the average recruitment cycle for middle * During the reporting period craftsmen

management is 50 days. there have been no violations of

* the average recruitment cycle for senior employee employment laws and

management is 70 days. regulations or any litigation.

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Employee Care

Multi-Channel Development and Training Employee Support

Qingdao DoubleStar firmly establishes the concept that talent is the "primary resource" and attaches great importance Qingdao DoubleStar always adheres to the concept that "employees are family" aiming to create a warm working

to talent development. It continuously improves employee training system comprehensively establishes a learning environment and foster a healthy and happy atmosphere. The company focuses on the well-being of its employees

organization ensures that every employee has ample opportunities for training and advancement. Qingdao Doublestar and extends its care to them. During the reporting period the company invested a total of 418200 yuan in employee

adopts the training system of its controlling shareholder and has obtained the ISO 10015 Training System Certification. care aspects such as marriage children's education marriage subsidies and assistance for employees in difficulty.The

amount is 40.67% higher than last year.The company's training efforts are centrally managed by the human resources platform conducted through a

combination of "Xingyun School" online learning platform and offline training. The content covers a wide range of areas Assistance for Employees in Women Employee Care

and dimensions such as corporate culture environmental protection occupational health safety production and Difficulty Initiatives

professional skills aiming to facilitate the rapid growth of highly skilled talents and comprehensively improve personnel During holidays the company actively carries The company has established a Women Workers'

quality. out visitation and consolation activities. The Committee offering job adjustment services for

trade union leadership understands the actual pregnant and nursing female employees and has

The company has established a talent assessment mechanism to achieve a comprehensive evaluation and difficulties of employees and provides financial set up a "Mother's Love Room" to provide a private

understanding of talents. Based on different job levels different job series and the needs of employees it has assistance and supplies to those in need. hygienic and safe resting environment for female

established three vertical training and development channels: management professional and technical and carries staff. The company also organizes health lectures

out "three forces training" in competency improvement and innovation capabilities. This ensures that every employee and medical services to provide professional

receives personalized training courses suitable for their needs helping to realize their self-worth. health care knowledge and services for female

employees.In addition the company conducts environmental protection regulation training quarterly to popularize relevant

regulations ensure the company's compliance with environmental protection work enhance the sense of responsibility

and urgency of employees towards environmental protection and improve environmental awareness. The company also

periodically invites external experts to provide targeted training on sustainable development covering various aspects

such as climate change risk identification and response key points of tire product carbon footprint accounting and LCA Supporting Facilities Additional Vacation

(Life Cycle Assessment) evaluation providing a solid foundation for the company's sustainable development. The company provides a variety of supporting The company offers various types of vacation to

In 2024 the total number of hours of training per employee of the company was 65.5 facilities for employees such as a gym employees such as paternity leave parental leave

hours of which the number of hours of training per management was 90.94 hours.The recreational rooms and a reading room to and carer's leave. For instance male employees on

cost of the training investment was $1.4 million and a total of 9373 training sessions enhance their happiness index. duty are provided with 15 days of paternity leave

were organized with 100% coverage of employees receiving training. a total of 10 days of parental leave annually before

the child reaches the age of 3 and a varying annual

Cambodian employee training

To assist local employees in Cambodia in better integrating into the company and quickly adapting to job responsibilities carer's leave ranging from 7 to 10 days.the company actively carries out various training programs. In accordance with the relevant environmental protection

regulations of Cambodia an Environmental and Safety Department has been established with designated personnel

responsible for the management of wastewater exhaust gases hazardous solid waste employee environmental

protection knowledge training and the dissemination of related environmental protection regulations and policies

ensuring the company's compliant operations.Cultural and Sporting Activities Working Environment

The company actively organizes a variety of The company places great emphasis on

cultural and sports activities to fully stimulate enhancing the working environment for its

the employees' passion and vitality effectively employees. It purchases and installs odor removal

improving the physical fitness of all staff equipment adds cooling and temperature

members. reduction devices to meet the needs of workers in

high-temperature processes and provides electric

footrests and other convenient transportation

tools to increase work comfort.Cambodian staff training

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Multi-Category Employee Communication Channels Employee Satisfaction

Qingdao DoubleStar attaches great importance to the opinions and suggestions of every employee in order to better Every six months Qingdao DoubleStar conducts employee satisfaction survey to

protect the rights and interests of the majority of the company's employees and to coordinate and solve in a timely collect employees' opinions and suggestions so as to identify and solve the existing

manner the hot and difficult issues of concern to the majority of the employees the company has set up a perfect problems in time and further improve employees' satisfaction and loyalty. Employee

feedback mechanism for employees providing employees with a variety of ways to communicate their ideas and views satisfaction survey contains four modules namely office environment welfare and

and organizing relevant personnel to verify and correct the feedback in a timely manner and the results of the process to treatment training and learning and comprehensive. The scope of the survey covers

be publicly responded to. Through the diversified communication platform it ensures that the opinions of the employees all departments of the company. 800 questionnaires were issued during the reporting Department coverage100%

can be fully expressed and valued and the effective expression of opinions and effective feedback can stimulate the period all of which were collected on schedule and the average satisfaction level of Effective recovery rate 100%

employees' sense of participation and sense of belonging and promote the continuous improvement and development of the employees was between basic satisfaction and satisfaction as a whole. Employee T h e a v e r a g e e m p l o y e e

the company. satisfaction survey reasonably classifies employees into management staff frontline satisfaction score is 95.79 and

staff and auxiliary staff etc. By analyzing the graded satisfaction of employees we overall employee satisfaction is

Suggestion boxes phone communication

Workers' congress Periodic research can more effectively locate and improve the related problems. high.In each factory workshop Employees can directly call

Establishing a statutory Base 2 times a month fixed Occupational Health and Safety

10 suggestion boxes for the team leader or workshop

platform for employees to carry out staff reception

rationalization proposals phone to communicate their

to participate in day activities members of Occupational Health Management

have been set up allowing issues and suggestions

democratic decision- the leadership team to carry The company places great importance on the physical and mental health

employees to submit their with the responsible

making management and out regular communication of all employees and is committed to providing comprehensive pre-

opinions at any time. persons which allows for

supervision of enterprises work with employees timely employment medical examinations regular health checks and in-service

The trade union regularly a more direct and effective

in accordance with the law and effective understanding health checks. The coverage rate for annual in-service health checks and

collects employee issues conveyance of their needs.giving full play to the role of of employee demands solve occupational disease examinations is 100%.and provides feedback to all Additionally employees

employee representatives practical problems.staff meeting their legitimate can call the disciplinary

in democratic management Semi-annual frequency In order to protect the life safety and health of the employees the company

needs. inspection committee's and supervision and of employee satisfaction purchases accidental injury insurance for the employees especially for the

hotline to make suggestions

safeguarding the legitimate surveys to improve employees who travel frequently and have high risk of accidents to

rights and interests of report. employee well-being. provide economic protection for the accidental injuries that may occur during the working period which largely reduces

employees. Multi-Communication Platform the economic burden of the employees due to accidental injuries.Compensation and Benefits Assurance With the official commissioning of the Cambodian plant the company not only pays social insurance for the expatriate

cross-border employees at home according to the national requirements but also buys overseas personal accident

The company has established a multi-level compensation mechanism including base salary performance-based pay

insurance for all cross-border employees with a coverage rate of 100%; in addition to the local social insurance paid by

and profit-sharing pay to motivate employees to create and share value and to fully mobilize their enthusiasm and

the locally recruited Cambodian employees at the Cambodian plant the company also buys personal accident insurance

initiative. In line with the DoubleStar "1+3" target management system (development goals safety goals operational

for Cambodian employees with a coverage rate of 100%.goals and control goals) the company aligns the personal interests of employees with its own growth achieving

a resonance between talent development and corporate progress. Additionally based on annual operations and The company continuously organizes publicity

employee performance the DoubleStar base makes salary adjustments for outstanding employees. Employees at all and lectures for employees' physical and mental

positions in accordance with the company and department's strategic objectives break down annual goals into monthly health. The Occupational Health Management

position targets and set corresponding assessment and incentive mechanisms. Salaries are then fulfilled based on Off ice sets up knowledge educat ion on

the achievement of performance targets closely linking employee compensation and incentives with the company's prevention and control of occupational disease

operations. hazards and emergency rescue measures for

development * The company strictly pays overtime pay to workers in occupational disease hazards accidents in

objective accordance with national regulation. prominent positions in the production workshops

* The company contributes to the five social insurances and sets up warning signs in prominent positions

safety goal one housing fund for employees as stipulated by law with a and conducts pre-service occupational health

Target compliance rate reaching 100%. training and regular occupational health training

Management business

target * The company follows established systems to issue allowances during the period of employment and urges System

such as high-temperature subsidies night shift subsidies employees to comply with occupational disease Occupational Health and Safety Management System Certification

control seniority allowances and health care allowances to employees. prevention and control laws and regulations and

objectives for Shiyan Base and Dongjiakou Baseoperating procedures.

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Safety Production Management Emergency drill

Qingdao DoubleStar implements the policy of "safety first prevention

oriented and comprehensive management" strengthening the Department of Safety and The company continuously standardizes emergency management work

Environmental Protection

leadership and management of safety production to prevent production to enhance its ability to respond to and prevent risks and accidents

accidents to the greatest extent and ensure the safety of employees maximizing the protection of the lives and health of employees and the

in the workplace. The company has established a safety production Security Guard public. In accordance with relevant laws and regulations such as the

Branch Branch

responsibility system of "layer-by-layer responsibility everyone is Production Law of the People's Republic of China> and the

responsible and each person takes their own responsibility" achieving Response Law of the People's Republic of China> each base has Dongjiakou Shiyan Cambodia

the layer-by-layer decomposition of safety objectives and the layer- base base base formulated the

by-layer guarantee of safety measures. It has been selected as a with special emergency plans for accidents such as fires equipment and

Training on corporate

Security Management responsibility for work safety

benchmark enterprise for safety production standardization in the facility accidents and hazardous waste leaks.Organizational Structure

industrial and trade industry by the Qingdao Emergency Management In 2024 the plant organized 65 emergency drills including electric shock accidents waste oil leaks radiation drills and

Bureau in 2024. fire accidents improving employees' response speed and handling ability for dangerous incidents.The labor union committee of Qingdao DoubleStar has a subcommittee for safety which coordinates the regular Safety training

conduct of the company's safety production work. The company has set up a Safety and Environmental Protection To enhance employees' awareness and proficiency in safety production the

Department which includes the Safety Office and the Security Office. The Safety Office is responsible for the internal company actively promotes the construction of safety production training. In

and external control of safety environmental protection fire protection and occupational health while the Security 2024 DoubleStar's safety digitalization practices replaced traditional offline

Office is responsible for vehicle control inspection and registration of various materials import and export guidance management with online "education and training" operations. On one hand

and protection of visit activities and emergency response to public security theft and other emergencies. The specialized training was conducted for key control groups and on the other

company's Safety and Environmental Protection Department is equipped with a total of 25 full-time safety management hand comprehensive training was organized for all employees covering the

personnel and 6 registered safety engineers all of whom have been certified by professional training and education. All Safety Production Law Fire Protection Law occupational disease prevention

Base firefighting training and firefighting

three bases incorporate safety production factors into the performance appraisal indicators of safety production emergency response operational procedures etc. competitions

management personnel which are closely linked to individual salaries. The cumulative number of safety training sessions was 387 and the cumulative number of safety training sessions

Safety production construction was 46034 involving 100% coverage of the employees helping them to effectively integrate the training content with

their own work and ensuring that the employees have a correct knowledge of the workshop's risk points equipment

Qingdao DoubleStar has always prioritized safety production implementing

operation and how to recognize and warn of dangers.the concept that "people are the foremost human life is of utmost importance

and life is more valuable than production." The company strictly enforces Product Quality Management

laws and regulations such as the "Safety Production Law of the People's Quality Management System

Republic of China" and the "Enterprise Safety Production Standardization As an industry leader in the fields of rubber tires and intelligent manufacturing Qingdao DoubleStar is always committed

Specifications" comprehensively optimizing its safety production manage to continuously improving its quality management system to achieve high-quality development and enhance market

-ment system. The company has established a self-discipline mecha “Industry 4.0” base competitiveness. At the same time Qingdao DoubleStar always shoulders the responsibilities of a state-owned

-nism organized and benchmarked safety regulations and formulated rules and regulations such as the "Safety enterprise striving to set industry benchmarks. With its comprehensive production quality standardization system it

Production Management System" and the "Special Operations Safety Management System." The company implements has been awarded the national 5A "Good Practice Enterprise in Standardization" title. During the reporting period the

company was successfully selected for the 2024 Provincial Quality Benchmark Typical Experience List published by

the main responsibility for safety production incorporating safety production objectives into employee performance the Shandong Provincial Department of Industry and Information Technology with its case of "implementing full-process

assessments and compensation structures. digital intelligent quality control of tires" becoming the only selected enterprise in the tire industry highlighting the

Base security inspection exemplary role of Qingdao DoubleStar in digital intelligent quality management.Base safety inspections focus closely on key areas and important locations

concentrating on identifying and rectifying major accident hazards. The To effectively implement the construction of the quality management system Qingdao DoubleStar has formulated the

company has established guiding documents such as the "DoubleStar Group applicable to the company's actual situation in accordance with

relevant laws regulations and industry standards. In addition the company has achieved standardized intelligent

Major Hidden Danger Assessment List" and the "Special Operations Control online error prevention for equipment. By combining the TQM quality assurance system and the production quality

Standards." The Safety Office of the Safety and Environmental Protection standardization system it has achieved real-time monitoring of product quality throughout the entire lifecycle ensuring

Department conducts special inspections on "occupational health warning that the quality of finished products is always under 100% control. The quality assurance system consists of an EPS (Error

signs" in various company factories on a monthly basis. Based on the Proof System) error prevention management system and an intelligent traceability system which intelligently collects

local unit's safety management system incentives or penalties are applied production data and automatically recognizes raw materials and semi-finished products through barcodes achieving

“Industry 4.0” base according to regulations. Relevant issues will be announced management intelligent traceability of each tire from raw materials to finished products. The EPS management system has set up 47

and those in charge will follow up and rectify the problems. In 2024 a total of over 288 safety inspections were organized error prevention items covering 9 processes in the production flow and has provided quality assurance from six major elements: people machines materials methods environment and measurement. In addition the company conducts

with 4155 safety hazards identified throughout the year achieving a closure rate of 100% for hazard rectification. monthly performance evaluations of supplier quality to ensure quality from the source.

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Product Quality Certification Technological Innovation

The Dongjia Kou base and the Cambodian tire factory of Qingdao Doublestar have obtained the ISO 9001:2015 To ensure the smooth conduct of research and development (R&D) activities stimulate

Quality Management System Certification. The Dongjia Kou factory and the Shiyan plant factory have also passed the innovation and enhance the efficiency and quality of R&D the company's Central Research

IATF 16949:2016 Automotive Industry Quality Management System Certification ensuring the compliance of Qingdao Institute has established several systems and regulations including the

Doublestar's product quality. Property Management Platform of the Central Research Institute> the

Development and Change Management Procedure> the

The newly established Cambodian factory deeply implements the company's requirements with the "two highs one and Incentive Mechanism for Doublestar Tire Industry (Doublestar Co. Ltd.)> and the

large and one certainty" strategy at its core to establish a full-process quality assurance system. It has formulated 20 . These measures are designed to

quality management-related systems with product quality benchmarked against international first-tier brands. By drawing ensure that the company's R&D activities comply with relevant academic ethical standards.on advanced operational experiences from Kumho and domestic 4.0 factories the factory continuously identifies and During the reporting period no instances of academic misconduct occurred.closes gaps promotes project implementation progress on a daily basis and establishes a quality assurance system R&D investment of 192 million yuan the

characterized by MES full-process online intelligent management to ensure product quality consistency. It has been The company's R&D s ta f f to ta led 771 ratio of R&D investment to operating income

benchmarked against leading enterprises and has now gained high recognition from customers. account for 14.94% was 4.43%

11 internal expert/technical/professional

training sessions totaling 258 person-times

Introduced 3 new

Ph.D.'s R&D reserve talent pool totaled 45 people

pa r t i c ipa ted in 28 t ra in ing sess ions

accumulating more than 400 person-times

In 2024 the Large Tire Research Institute completed 194 product development tasks including 116 new product

development and 78 old product improvement. All product development tasks have been completed on schedule.IATF16949:2016 Quality Management System ISO9001:2015 Quality Management System Small Tire Research Institute mainly works on four aspects such as product development quality improvement cost

Certification for Automotive Industry Certification optimization and R&D system construction and promotes the number of R&D projects 161; among them the number of

Innovation and Intellectual Property Protection R&D projects related to new products is 101 the number of projects to improve product performance is 25 accounting for

R&D innovation is the key for enterprises to maintain competitive advantages and realize sustainable development. 15.5% of all R&D projects and the number of R&D projects on the application of new materials is 13 accounting for 8%

Qingdao DoubleStar aims to satisfy users' needs integrates global technical resources establishes an innovative open of all R&D projects.and interactive R&D platform continuously increases the adjustment of product structure and R&D investment and forms Patent Authorizations: Standard-setting：

a technical system covering the whole process of product R&D manufacturing and testing with the product strategy of In 2024 Qingdao DoubleStar Central Research Institute participated in

“high-end+high-value-added+highly-differentiated”. the formulation of 8 new standards including 3 national standards and 5

Intellectual Property Protection group standards.Qingdao DoubleStar strictly abides by the Patent Law of the People's Republic of China Trademark Law of the Industrial vehicle pneumatic tire specifications GB/T 2982-2024

People's Republic of China and other laws and regulations and formulates standardized management processes such 704 patents authorized sizes pressures and loads

as “Intellectual Property Management Process” and “Patent Application Control Process” and the legal department National Tire Intelligent Manufacturing Data Dictionary GB/T 45018-2024

conducts legitimacy and compliance reviews of the business department's intellectual property operation needs. By standards

continuously strengthening the company's intellectual property management and enhancing employees' awareness of Determination of rubber solvent extracts GB/T 3516-2024

intellectual property management and protection the company ensures that it does not infringe upon others' intellectual Green Tire Evaluation Specification T/CRIA 11010-2024

property rights while protecting its own intellectual property rights.

83 newly added authorized

A document encryption system is deployed at the R&D center using professional encryption products from a state- Product Carbon Footprint Accounting and patents T/SDXJ 001—2024

owned enterprise to encrypt technical documents construction plans drawings and other core data related to the Reporting Guide Tires

R&D center. Encrypted documents can only be accessed on authorized machines within the company; unauthorized Automotive Tire Dynamic Impact Testing Impact T/CRIA 29011-2024

computers cannot open them nor can external computers and they cannot be brute-forced. Group Strip Method

standards

Various office software such as Office and CAD undergo process encryption with all data generated by the encrypted Enterprise science and technology

applications carrying encryption protection identifiers. To decrypt documents a company approval process must be 105 new patent application T/SDEC 2024—0001innovation achievements assessment norms

followed for plaintext decryption before they can be authorized for use on external computers.All ports of the encrypted terminal machines are systematically and physically isolated with USB CD-ROM serial Technical Requirements for Silent Foam for Tires T/CRIA 29014-2024

ports and others all sealed to prevent data leakage.

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2024 Award Winning Innovation and R&D Program Information Customer Service and Rights

Achievements(Honored by the Central Research Institute: including the part

# Type Project name Qingdao DoubleStar has always been adhering to the concept of “Service Leadership Quick Change to Win” and has

declared by Wheeling Cloud and DoubleStar Tire Industry)

established a service 4.0 system with “S2C” as the main symbol which can truly realize “seamless online and offlinePlatform Top Ten Design and Innovation

1 Honorsconstruction Platforms connection” and “ubiquitous on and off the road”. “everywhere on the road and off the road”. Qingdao DoubleStar Service

Center has always been committed to serving users with professional and sincere attitude adhering to the market

1 topic selected

National Priority Research of concept of “creating demand leading the market and serving customers” establishing an intelligent service information

2 project Title: Design development and industrialization of bio-based green low-carbon tires

Year 2024

Applicant: Qingdao Lunyun Design & Research Institute Co. system for effective control of the whole process of service strengthening the interaction with the market demand

enhancing the service experience meeting the personalized demand in an all-round way improving the value-added

Second Prize in the Project Category

3 project Golden Bridge Award Project Name: “Safort” Series Safety Noise Reduction Tires ability of service and enhancing the overall service quality. Qingdao DoubleStar has been recognized by Qingdao

Applicant: Qingdao DoubleStar Tire Industry Co. Consumer Rights Protection Committee as “Qingdao Consumer Education (Experience) Base” in the publicity activity of

International Consumer Rights and Interests Day on March 15 2023 and will apply for becoming a Consumer Rights

Second Prize

Shandong Rubber Industry

4 project Project Name: “Rare Earth Gold” Low Rolling Resistance and High Wear-resistant Tire Protection Service Station in 2024.

Science and Technology Award

Applicant: Qingdao DoubleStar Tire Industry Co.Platform Qingdao “One Enterprise One Honored by “One Enterprise One Technology” R&D Center Qingdao DoubleStar has established a multi-channel domestic sales network

5construction Technology” R&D Center 2024 Declarant: Qingdao Lunyun Design & Research Institute Co. including traditional agents distributors and e-commerce platforms to realize

Lab Name: Qingdao Tire Design and Simulation Scenario Application Laboratory large-scale sales broaden the market scope and ensure that customers can

Platform Qingdao Technology Innovation

6 Declared by: Qingdao Wheel Cloud Design Institute Qingdao DoubleStar Tire Industry purchase Qingdao DoubleStar products conveniently. In the overseas market we

construction Scenario Application LaboratoryCo. build marketing channels with a global vision and strategy focusing on the “2080” strategy focusing on the layout of 20 strategic “big customers” and 80 keymarkets “one country one partner development of multi-brands The strategy of“2080” focuses on 20 strategic “big customers” and 80 key markets “onecountry one partner multi-brand development” and strengthens the

construction of overseas high-quality marketing network.Customer After-sales Service

The company has developed dif ferent after-sales service models and policies Customer satisfaction

according to the characteristics of different products in different markets. Quarterly reached 98.94%

customer satisfaction survey work is carried out to summarize service experience and improving year after year.continuously optimize product quality and service guarantee. A total of 11755 400

calls were received with a

The company has set up a national 24-hour service hotline 4 00-017-666 to accurately

Innovation and R&D Program Award Certificates (Partial) 99.9% call satisfaction match service demands and actively visit users customers and suppliers. As long as closure rate.Key Technology Research and Development of Microcrystalline Graphite Application in the user dials the 24-hour service hotline Qingdao Doublestar will arrive at the user's

Tires.： location at the first time to carry out technical services and close the loop by biting A total of 4266Commissioned by China National Building Materials Investment Co. Ltd. Qingdao Lunyun problematic wo rk orders

Design Research Institute is leading a joint effort with Qingdao University of Science and the user's feedback problems in a limited time realizing the goal that the user's were created with a 99.1

Technology and Southern Graphite Research Institute to conduct key technology research problems will not be delayed and the customer's problems will not stay overnight. % closure rate

and development on the application of microcrystalline graphite in tires. The collaboration

aims to explore innovative applications in tire manufacturing with the expectation

that through the analysis of the physical and chemical properties of microcrystalline Status of service facilities and equipment：

graphite research on its impact on tire performance and the development of specialized

formulations the industrial application of microcrystalline graphite in tires will be realized.This endeavor supports the high-value development and application of microcrystalline

graphite products and promotes innovative development in the tire industry.Development and Industrial Application of Wet Mixing Compound Masterbatch：

In 2024 our company collaborated with Yunnan Natural Rubber Industry Group Co. Ltd. Beijing University of Chemical

Technology and the China Natural Rubber Association on the project "Development and Industrial Application of Wet Product Claims

Mixing Compound Masterbatch." Additionally in cooperation with Beijing University of Chemical Technology and the We have established diffe rent three-pa ckage pro cessing proce dures and

China Natural Rubber Association we initiated the project "Research on the Application Technology of Domestic High-

Performance Natural Rubber in Tires." We have completed the drafting of the project cooperation agreement. Through claims systems based on varying market orientations sales channels

the implementation of these projects we aim to rapidly integrate resources and strengths from all parties in the upstream and product types. Our w arranty service has received high market recognition

and downstream of the tire industry transforming scientific research achievements into new productive forces. This meeting the ne eds of diffe rent cu stomer gro ups and product de ma nds . The pre -cla im

will enhance our company's technological standing in the industry promote technological upgrades and strengthen system is currently an exclusive claim system in the tire industry. The pre-claim

international competitiveness. system i s a vail able to al l cha nnels and c ustomers with a penetration rate of 100%.

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Supply Chain Management

Supplier Sustainable Management Requirements

Highlights of Supplier Management Requirements

The company has established a comprehensive supplier introduction and evaluation process to form objective and

effective supplier assessments and grading. This promotes fair and transparent competition among suppliers guiding * Monthly performance * When conducting * According to IATF * Require suppliers to

them to voluntarily improve themselves fostering a virtuous cycle and enabling suppliers to grow and develop in tandem appraisal of suppliers supplier audits ESG- 16949 and ISO9001 obtain ISO9001

with Qingdao DoubleStar. assessment indicators related factors are added standards the quality system

specific indicators for consideration such as company has certification as aDuring the reporting period the management and assessment of green supply chain suppliers are as follows: including “product the construction of formulated the “ minimum requirementenvironmental testing environmental Standard Audit Sheet”indicators” and so on. management systems which puts forward

Green Supply Chain Supplier Management Assessment Achievement in 2024 * No non-compliant identification and the requirements for

Pass rate of ISO14001 certificates for key raw material suppliers (except glue) 78.72% suppliers by 2024 management of the operation of quality

environmental factors safety environmental

Number of annual audits of suppliers in category A/B (except glue) 10 and new green products. protection and

Coverage of assessment for introduction of new suppliers in the raw materials category 100% financial systems to

suppliers.Pass rate of new suppliers in the raw materials category in terms of environmental indicators 100%

A/B New Supplier Introduction Process Audit Coverage 100%

Green Procurement

Annual assessment rate of ISO9001/TS16949 system for raw material suppliers 100% Qingdao DoubleStar regards green procurement as an essential part of the company's sustainable development

Signing rate of framework contracts for new suppliers in the raw materials category 100% strategy and has established a series of working procedures and related requirements for material procurement. The

aim is to promote the green transformation of the supply chain and reduce the resource and environmental impact

Monthly performance evaluation coverage of vendors in the pool 100%

throughout the entire life cycle of products.Monthly performance correction rate for suppliers in the pool 100% green supplier Green Procurement Practices

Supplier coverage in communicating and promoting Twinstar's carbon-neutral philosophy 100% When selecting suppliers Qingdao DoubleStar gives In terms of raw material procurement the company

priority to partners who have green production capabilities reduces env i ronmen ta l impac t by pu rchas ing

and environmental awareness. For new suppliers the environmentally friendly raw materials such as pyrolysis

company conducts a comprehensive evaluation from carbon black and recycled rubber and reduces resource

the perspective of green procurement including the waste in the production process by procuring shared

Supplier Onboarding Supplier Re-evaluation environmental friendliness of their production processes pallets. Additionally the company actively practices

the green attributes of their products and compliance circular economy initiatives recycling used tires to form a

Qingdao DoubleStar has established several supplier Qingdao DoubleStar has formulated suppl ier with national environmental protection regulations. The "retire and recycle" cycle further reducing environmental

onboarding procedures including the "Supplier evaluation systems such as the "Supplier Performance company regularly conducts training to impart knowledge pollution.Onboarding Process" and the "Suppl ier Audi t Assessment Management Standards" and the of green manufacturing and environmental management

Management Measures" to conduct qualification "Supplier Qualification and Production Part Approval helping suppliers to enhance their environmental

reviews for suppliers. In the supplier onboarding Management Measures." The company conducts awareness and capabilities. For existing cooperative

process the company gives priority to suppliers annual reviews of suppliers in its database based on suppliers regular assessments are carried out and

with green production concepts and environmental supplier categorization. Starting from five dimensions— suppliers with substandard product environmental

certifications to ensure the environmental quality of raw quality cost delivery and supply capability technical protection testing indicators are subject to corresponding

materials. At the same time considering supplier self- capability and service response speed (TQRDC)— measures.assessments raw material testing on-site supplier the Research Institute factory technical quality

inspections and evaluations and product service departments bidding department procurement office

qualification reviews the company examines suppliers and other relevant departments participate in scoring

from multiple dimensions such as business reputation suppliers to promptly identify supplier risks.quality control mechanisms equipment hardware and

the ability to handle quality exceptions.

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Community Activities and Public Welfare

Community Co-Construction

Qingdao DoubleStar strengthens its sense of responsibility actively undertakes the social and public welfare Big hands pulling small hands caring for minors

responsibilities of a state-owned enterprise promotes the traditional virtue of "supporting each other in times of difficulty" Taking the occasion of June 1st International Children's Day with the theme "Big Hands Holding Little Hands Caring

and proactively fulfills its corporate social responsibilities. In response to the call from organizations such as the Qingdao for Minors"adhering to the Xi Jinpin Thought on Socialism with Chinese Characteristics for a New Era and focusing

Civil Affairs Office the company has carried out a series of community service activities including respecting the elderly on vulnerable minors such as orphans and children with disabilities new era civilization practice volunteer activities

assisting the disabled and helping the poor to promote the sustainable development of the community. were carried out. A large number of volunteers went to the Children's Rehabilitation Training Center in the West Coast

New Area to conduct the "Caring for the Future Warmth on June 1st" new era civilization practice volunteer activities

celebrating the "June 1st" International Children's Day together with children with autism and children with disabilities.During the event volunteers played rehabilitation training games with children with developmental disabilities drew with

them actively communicated and sent them milk mixed congee and other comfort items delivering love and warmth to

the children with developmental challenges.Community service activities

Public Welfare

DoubleStar will continue to actively organize and carry out all kinds of community welfare activities and actively fulfill

their social responsibility and commitment to pass on the positive energy of the community highlighting the good spirit

and image. New Era Civilization Practice Volunteer Activities

Voluntary Blood Donation Learning from Lei Feng Volunteer Service Activity

The company organized a voluntary blood donation activity titled "Donating Blood Freely Extending Love." The event

received an enthusiastic response from a large number of employees with a total of 71 people successfully donating With the theme "Tire Confidant Safe Travel" young volunteers conducted a Learn from Lei Feng volunteer service

27200 milliliters of blood. This demonstrated the virtue of DoubleStar's employees in the new era who are brave activity around the Dongjiakou Economic Zone Management Committee in the Qingdao West Coast New Area. The focus

in taking on social responsibilities and passionately committed to their original mission. Over the past decade the was on popularizing knowledge about spring tire maintenance civilized driving and civilized travel to local residents and

cumulative amount of blood donated has exceeded 320000 milliliters. The company has been honored multiple times car owners. This aimed to enhance the awareness of green low-carbon civilized safe and environmentally friendly

by the New District Red Cross as an advanced collective in caring for life and an outstanding group member and has practices among car owners and residents promoting the construction of urban spiritual civilization.consecutively won the title of "Qingdao Outstanding Contribution to Voluntary Blood Donation" and other honorary titles.Next DoubleStar Tires will continue to actively organize various public welfare activities fulfill social responsibilities

convey positive energy to society and demonstrate a good spirit and image.Blood Donation Volunteer Program Volunteer Service Activities

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Appendix I.Performance Data

Corporate Governance and Economic Performance Environmental

Economic Performance Indicator Unit 2024 2023 2022

Indicator Unit 2024 Responding to Climate Change

RMB 100 Number of greenhouse gas Operation revenue 44.35 verifications Times 1 0 0million

Total greenhouse gas emissions tCO2eq 282596.58 342329.92 312313.08

Total assets RMB 100 million 91.16

——Scope 1 greenhouse gas

emissions (CO2 direct emissions) tCO2eq 1489.81 1777.57 1550.68

Total number of employees / 5161 ——Scope 2 greenhouse gas

emissions (CO2 indirect emissions) tCO2eq 281106.77 340552.35 310762.40

Greenhouse gas emissions intensity tCO2eq/10000

- by operating revenue yuan 0.59 0.74 0.80

Governance Structure Indicator Unit 2024 2023 2022

Indicator Unit 2024 2023 2022 Energy and Resource Consumption

Number of board members / 8 9 9 Energy

Number of independent directors on the

board of directors / 3 3 3 Total energy consumption - total Tons of standard

Number of female board members / 3 2 3 non-renewable energy consumption coal

489.88647.19612.19

Number of board meetings / 8 8 5 Ton (t) 146.91 155.92 161.83

Attendance rate of directors at the board ——Non-renewable energy

of directors % 100% 100% 100% consumption - gasoline Tons of standard 216.16 229.42 238.12

Number of decisions passed at board coal

meetings / 55 31 17 Ton (t) 331.83 429.91 354.46

Number of committees under the board of / 5 5 4 ——Non-renewable energy directors consumption - diesel Tons of standard

coal 483.51 626.42 516.48

Ton (t) 2.12 2.46 2.26

——Non-renewable energy

Business Ethics consumption - natural gas Tons of standard coal 25.44 29.58 24.82

Indicator Unit 2024 2023 2022

Proportion of leaders who signed the "Integrity Ton (t) 0.00 0.00 0.00

Commitment" % 100% 100% 100% ——Non-renewable energy consumption - coal Tons of standard Proportion of suppliers who have signed the Integrity coal 0.00 0.00 0.00

Agreement % 100% 100% 100%

Coverage rate of employees receiving professional

ethics and anti-corruption training % 100% 100% 100%

Ton (t) 0.00 0.00 0.00

——Non-renewable energy

Number of cases in which Doublestar was identified as consumption - fuel oil Tons of standard 0.00 0.00 0.00

a party to antitrust litigation / 0 0 0 coal

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Indicator Unit 2024 2023 2022 Indicator Unit 2024 2023 2022

Energy and Resource Consumption Energy and Resource Consumption

Energy Water Resources

Total water consumption Ton (t) 555894.00 716891.00 502684.00

Total energy consumption - Tons of standard

renewable energy consumption coal 3640.79 3150.80 1734.77 ——Industrial water consumption Ton (t) 547613.00 669953.00 467488.00

——Domestic water consumption Ton (t) 8281.00 46938.00 35196.00

Kilowatt-hour (kWh) 29624029.30 25637140.00 14115328.00

Renewable energy consumption - ——Water consumption of water plants (municipal water supply) Ton (t) 630452.00 401847.00 317307.00photovoltaic Tons of standard

coal 3640.79 3150.80 1734.77 ——The total amount of water used for

recycled water Ton (t) 23443754.62 23348276.25 24228354.38

——Photovoltaic power generation Kilowatt-hour (kW h) 29644329.30 25000000.00 25000000.00

Water intake (tap water and industrial

water) Ton (t) 630452.00 372255.00 295313.00

——Proportion of photovoltaic

electricity consumption % 3.58% 3.69% 2.24% To Tons/10000 inctoaml weater intensity - by operating yuan 1.28 1.54 1.29

Kilowatt-hour (kWh) 0.00 0.00 0.00 Total water use intensity - by operating Tons/10000 54.09 50.15 61.96

Renewable energy consumption - income yuan

waste heat and waste pressure Tons of standard

coal 0.00 0.00 0.00 Total water saving Ton (t) 46000.00 47168.20 46000.00

Water saving amount 10000 Yuan 248400.00 248400.68 248400.00

Energy storage installed capacity Kilowatt-hour (kWh) 9.60 0 0

- Amount of water reused and recycled Ton (t) 46000.00 46000.00 46000.00

Total external energy purchases Tons of standard coal 71526.43 81552.68 75226.32

Resources and Materials

Kilowatt-hour (kWh) 202125369.69 247880335.16 233806874.30 Total material consumption Ton (t) 251949.25 299876.40 250370.45——External energy consumption-

purchased electricity (electricity Consumption of toxic and hazardous

consumption) Ton (t) 187.68 175.40 145.63Tons of standard materials

coal 24841.21 30464.49 28734.86

Material consumption intensity - by Tons (t)/10000

operating income yuan 0.58 0.64 0.64Ton(t) 487295.48 533724.98 485591.51

——External energy consumption-

purchased steam Tons of standard Total packaging material usage Ton (t) 3.00 106.00 122.00

coal 46859.31 51324.06 46695.45 Total packaging material consumption

intensity - by operating income Tons/million yuan 0.00001 0.00023 0.00031Proportion of renewable energy use % 3.58% 3.69% 2.24%

Total electricity consumption ——Use of recyclable packaging Ton (t) 2.00 - -

intensity - by operating income kWh/10000 yuan 466.31 532.45 597.91

Total office paper consumption ton 3.00 - -

Energy Consumption Intensity - By Ton of standard 0.16 0.18 0.20 Total office paper consumption intensity - Revenue coal/10000 yuan by operating income Tons/million yuan 0.00001 - -

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Indicator Unit 2024 2023 2022 Indicator Unit 2024 2023 2022

Waste and Pollutant Management Dongjiakou Plant

Exhaust Emissions Exhaust Emission ConcentrationParticle emission concentration mg/m3 4.88 2.60 1.40

Total exhaust gas emissions 10647223 15676512 16211668 VOCs volatile organic compound 3

(volume) Ton (t) 117.20 122.00 942.00 emission concentration mg/m 5.10 6.77 3.53

Waste gas emission intensity Non-methane total hydrocarbon 3

(volume) - by operating income Tons/10000 yuan 24563.46 33673.10 41457.85 concentration

mg/m 5.10 6.77 3.53

Wastewater Discharge Concentration

Particle emissions Ton (t) 10.67 32.72 33.04 Wastewater discharge concentration-

VOCs volatile organic compound COD chemical oxygen content

mg/L 44.80 33.20 13.00

emissions Ton (t) 43.09 101.16 91.07 Wastewater discharge concentration -

ammonia nitrogen mg/L 0.09 0.40 0.65

PM emission intensity - by operating Tons/10000 yuan 0.000025 0.000083 0.000085 Wastewater discharge concentration - income total nitrogen ((measured as N) mg/L 11.30 7.76 19.20

VOCs Volatile Organic Compounds Wastewater discharge concentration - total phosphorus ((measured as P) mg/L 0.83 0.88 0.93Emission Intensity - By Operating Tons/10000 yuan 0.000099 0.000019 0.000017 Wastewater discharge concentration-

Income Suspended substance (SS) mg/L 25.00 18.00 13.00

Nitrogen oxide emissions (NOx) Ton (t) - - - Wastewater Discharge Concentration-

Petroleum mg/L 0.08 0.08 0.07

Nitrogen oxide (NOx) emission Tons/10000 yuan - - - Five day biochemical oxygen demand intensity - by operating revenue (BOD5) emission concentration mg/L 9.10 9.30 3.80

Sulfur oxide emissions (SOx) Ton (t) - - - Wastewater pollutant discharge concentration-wastewater PH value (Numerical range) 7.2 7.9 7.9

Sulfur oxide (SOx) emission Shiyan Plant

intensity - by operating revenue Tons/10000 yuan - - - Exhaust Emission Concentration

Wastewater Discharge Particle emission concentration mg/m3 1.25 5.48 6.21

VOCs volatile organic compound 3

Total wastewater discharge Ton (t) 271196.00 240636.00 210931.00 emission concentration mg/m 4.69 5.20 4.86

Non-methane total hydrocarbon 3

Wastewater Discharge Intensity - By mg/m 4.69 5.20 4.86

Operating Revenue Tons/10000 yuan 0.63 0.52 0.54

concentration

Wastewater discharge concentration

Total amount of solid waste Wastewater discharge concentration-Ton (t) 7972 . 05 7826.99 11303.38 COD chemical oxygen content mg/L 18.88 55.25 144.00generated Wastewater discharge concentration -

——Solid waste generation - ammonia nitrogen mg/L 2.67 2.41 28.30

general waste Ton (t) 7171.91 7237.82 10671.83 Wastewater discharge concentration -

total nitrogen (measured as N) mg/L 10.50 19.58 38.70

——Solid waste generation - Ton (t) 800.14 589.17 631.55 Wastewater discharge concentration - hazardous/hazardous waste total phosphorus (measured as N) mg/L 0.31 0.10 0.11

——General waste emission Wastewater discharge concentration-Tons/10000 yuan 0.02 0.02 0.03 Suspended substance (SS) mg/L 14.63 34.00 47.00intensity - by operating income Wastewater Discharge Concentration-

——Hazardous waste emission Petroleum mg/L 0.74 0.29 0.17

intensity - by operating income Tons/10000 yuan 0.0018 0.0013 0.0016 Five day biochemical oxygen demand

(BOD5) emission concentration mg/L 7.21 18.50 45.20Solid Waste Wastewater pollutant discharge

Solid waste recycling rate % 1.00 1.00 1.00 concentration-wastewater PH value (Numerical range) 7.4-8.4 7.1-8.1 7.3-7.6

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Social

Indicator Unit 2024 2023 2022 Labor

Environmental Compliance Management

Environmental Protection Investment Indicator Unit 2024 2023 2022

Total amount of investment in Number of employees / 5161 4274 4197

environmental protection 10000 Yuan 1160.41 667.16 1941.90 Number of employees under 30

/1335704576

The proportion of total environmental years old

protection investment to operating % 0.27% 0.14% 0.50%

income Number of employees aged 30- / 3024 2859 2961

Environmental Training and Drills 50

Number of environmental protection Number of employees aged 50

training sessions / 11 10 10 / 802 711 660and above

Environmental protection training person-

times / 3865 4423 4615

Number of people with doctoral

/753

degree

Environmental protection training duration

per capita Hours/person 2.50 2.50 2.50 Number of people with master's / 110 93 123

degree

Coverage rate of employee environment-

related training % 100% 100% 100% Number of people with bachelor's

/872838733

Number of environment-related degree

emergency drills / 9 19 21 Number of people with college

/2155458480

Number of participants in environment- degree

related emergency drills / 865 662 906 Other academic qualifications / 2017 2880 2858

Environmental Certification Percentage of male employees % 79% 79% 77%

Proportion of base environmental % 100% 100% 100% Percentage of female employees % 21% 21% 23%management system certification

New employees / 1370 694 811

Proportion of base energy management

system certification % 100% 100% 100% Local employment rate % 70% 64.6% 63.23%

Percentage of workplaces that have Labor contract signing rate % 100% 100% 100%

conducted environmental risk % 100% 100% 100% Number of child laborers / 0 0 0

assessments

Social insurance coverage % 100% 100% 100%

Total number of green factories / 2 2 2 Employee physical examination

Number of national green factories / 2 2 2 % 100% 100% 100%coverage

Green Supply Chain Management

Coverage rate of employee

Number of new suppliers screened using % 100% 100% 100%

environmental criteria / 12 0 0 occupational disease examination

99 100Training R&D and Innovation

Indicator Unit 2024 2023 2022 Indicator Unit 2024 2023 2022

Average total training time per employee Hour 65.5 50.3 23

Number of patents / 704 636 556

Percentage of employees receiving business ethics training % 100% 100% 100%

Coverage rate of employees receiving vocational and skills Number of new patents / 83 80 172

training % 100% 100% 100% Number of participants in the formulation of standard

Coverage rate of employees receiving anti-discrimination and anti- / 64 52 30

human rights violations training % 100% 100% 100% catalogues

Coverage rate of employees receiving environment-related

training % 100% 100% 100%

Coverage rate of employees receiving compliance training % 100% 100% 100%

Coverage rate of employees receiving safety production related % 100% 100% 100% Product Quality Assurancetraining

Indicator Unit 2024 2023 2022

Number of IATF16949:2016 certified factories / 2 3 3

Number of ISO9001:2015 certified factories / 2 2 2

Number of recalls due to product quality / 0 0 0

Safety Production Customer coverage rate of participating in customer satisfaction survey % 100% 100% 100%

Indicator Unit 2024 2023 2022

Safety production investment 10000 Yuan 687.17 734.5 941.7 The percentage of very satisfied and satisfied customers in

the customer satisfaction survey results % 98.9% 98.8% 98.7%Total number of safety trainings / 46034 49296 46513

Cumulative number of safety trainings / 387 485 54

Coverage rate of safety training received by

employees % 100% 100% 100%

Number of factory safety inspections / 288 204 157

Total number of safety hazards found / 4155 10193 9838

Total rectification closed-loop rate of safety

hazards % 100% 99.9% 100.0%

Total number of emergency drills / 65 61 63

Suppliers

Indicator Unit 2024 2023 2022

Number of suppliers / 206 207 189

Number of key raw material suppliers / 94 84 76

Evaluation coverage of new suppliers introduced into the

warehouse % 100% 100% 100%

Comprehensive supplier assessment coverage % 100% 100% 100%

Local procurement rate % 94.20% 94.20% 93.65%

Percentage of new suppliers screened using environmental rating

dimensions % 100% 100% 100%

Percentage of key raw material suppliers that have obtained

ISO14001 environmental certification / 74 54 48

101 102About Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

Appendix II.GRI Content Index

GRI Content Index GRI Content Index

GRI Standard Disclosure Issues Location GRI Standard Disclosure Issues Location

General Standards Stakeholder Engagement

GRI 1: Foundation 2021 2-29 Approach to stakeholder engagement Stakeholder Identification and Communication

GRI 2: General Disclosures 2021

2-30 Collective bargaining agreements Stakeholder Identification and Organizations and their reporting practices Communication

2-1 Organizational details About Doublestar GRI 3: Material Topics 2021

2-2 Entities included in the organization’s sustainability reporting About this Report 3-1 Process to determine material topics Materiality Assessment & Screening

2-3 Reporting period frequency and contact point About this Report 3-2 List of material topics Materiality Matrix

Activities and Workers 3-3 Management of material topics Materiality Assessment & Screening

2-6 Activities value chain and other business relationships Supply Chain Management GRI 201: Economic Performance 2016

201-1 Direct economic value generated and distributed About Doublestar

2-7 Employees Talent Cultivation and Development

201-2 Financial implications and other risks and opportunities due to climate change Responding to Climate Change

Governance GRI 202: Market Presence 2016

2-9 Governance structure and composition Corporate Governance 202-1 Ratios of standard entry level wage by gender compared to local minimum Employee Care

2-10 Nomination and selection of the highest governance body Corporate Governance wage

GRI 203: Indirect Economic Impacts 2016

2-11 Chair of the highest governance body Corporate Governance 203-2 Significant indirect economic impacts National Strategic Response

2-12 Role of the highest governance body in overseeing the management GRI 205: Anti-corruption 2016of impacts Corporate Governance 205-1 Operations assessed for risks related to corruption Business Ethics

2-13 Delegation of responsibility for managing impacts Corporate Governance 205-2 Communication and training about anti-corruption policies and procedures Business Ethics

2-14 Role of the highest governance body in sustainability reporting Sustainable Development Governance Framework 205-3 Confirmed incidents of corruption and actions taken Business Ethics

GRI 206: Anti-competitive Behavior 2016

2-15 Conflicts of interest Business Ethics

2-16 Communication of critical concerns Corporate Governance 206-1 Legal actions for anti-competitive behavior anti-trust and monopoly practices Business Ethics

Sustainable Development Governance GRI 207: Tax 20192-17 Collective knowledge of the highest governance body Framework 207-1 Approach to tax Corporate Governance

2-19 Process to determine remuneration Talent Cultivation and Development 207-2 Tax governance control and risk management Corporate Governance

207-3 Stakeholder engagement and management of concerns related to tax Corporate Governance

2-20 Conflicts of interest Talent Cultivation and Development GRI 301: Materials 2016

Strategy policy and practice 301-1 Materials used by weight or volume Energy and Resource Management

2-22 Statement on sustainable development strategy Sustainable Development Concept 301-2 Recycled input materials used Circular Economy

2-23 Policy commitments Party Building Leading 301-3 Reclaimed products and their packaging materials Energy and Resource Management

GRI 302: Energy 2016

2-24 Embedding policy commitments Sustainable Development Governance Framework 302-1 Energy consumption within the organization Energy and Resource Management

2-26 Mechanisms for seeking advice and raising concerns Stakeholder Identification and 302-2 Energy consumption outside of the organization Energy and Resource ManagementCommunication

302-3 Energy intensity Energy and Resource Management

2-27 Compliance with laws and regulations Corporate Governance

Sustainable Development Governance 302-4 Reduction of energy consumption Energy and Resource Management2-28 Membership associations Framework 302-5 Reductions in energy requirements of products and services Energy and Resource Management

103 104About Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

GRI Content Index GRI Content Index

GRI Standard Disclosure Issues Location GRI Standard Disclosure Issues Location

GRI 303: Water and Effluents 2018 GRI 403: Occupational Health and Safety 2018

303-2 Management of water discharge-related impacts Emissions and Waste 403-1 Occupational health and safety management system Occupational Health and Safetymanagement

Hazard identification risk assessment and incident

303-3 Water withdrawal Energy and Resource

403-2 investigation Occupational Health and Safety

Management

403-3 Occupational health services Occupational Health and Safety

303-4 Water discharge Emissions and Waste management 403-4 Worker participation consultation and communication on occupational health and safety Occupational Health and Safety

303-5 Water consumption Energy and Resource Management 403-5 Worker training on occupational health and safety Occupational Health and Safety

GRI 304: Biodiversity 2016

403-6 Promotion of worker health Occupational Health and Safety

304-2 Significant impacts of activities products and services on biodiversity Biodiversity Conservation

403-7 Prevention and mitigation of occupational health and safety impacts directly linked by business relationships Occupational Health and SafetyGRI 305: Emissions 2016

305-1 Direct (Scope 1) GHG emissions Responding to Climate 403-8 Workers covered by an occupational health and safety Change management system Occupational Health and Safety

305-2 Energy indirect (Scope 2) GHG emissions Responding to Climate Change 403-9 Work-related injuries Occupational Health and Safety

305-4 Other indirect (Scope 3) GHG emissions Responding to Climate Change 403-10 Work-related ill health Occupational Health and Safety

GRI 306: Waste 2020 GR1 404: Training and Education 2016

306-1 Nitrogen oxides (NOx) sulfur oxides (SOx) and other Emissions and Waste 404-1 Average hours of training per year per employee

Talent Cultivation and

significant air emissions Management Development

404-2 Programs for upgrading employee skills and transition Talent Cultivation and

306-2 Waste generation and significant waste-related Emissions and Waste assistance programs Developmentimpacts Management

404-3 Percentage of employees receiving regular Talent Cultivation and

Emissions and Waste performance and career development reviews Development306-3 Management of significant waste-related impacts Management GR1 405: Diversity and Equal Opportunity 2016

306-4 Waste generated Emissions and Waste 405-1 Diversity of governance bodies and employees

Talent Cultivation and

Management Development

GR1 406: Non-discrimination 2016

306-5 Waste diverted from disposal Emissions and Waste Management 406-1 Incidents of discrimination and corrective actions taken

Talent Cultivation and

Development

GRI 308: Supplier Environmental Assessment 2016 GR1 413: Local Communities 2016

New suppliers that were screened using 413-1 Operations with local community engagement impact Community Activities and Public 308-1 environmental criteria Supply Chain Management assessments and development programs Welfare

Negative environmental impacts in the supply chain 413-2 Operations with significant actual and potential Community Activities and Public 308-2 Supply Chain Management negative impacts on local communities Welfareand actions taken GRI 414: Supplier Social Assessment 2016

GRI 401: Employment 2016 414-1 New suppliers that were screened using social criteria Supply Chain Management

401-1 New employee hires and employee turnover Talent Cultivation and Negative social impacts in the supply chain and actions Development 414-2 taken Supply Chain Management

401-2 Benefits provided to full-time employees that are not

GRI 418: Customer Privacy 2016

provided to temporary or part-time employees Employee Care 418-1 Substantiated complaints concerning breaches of customer privacy and losses of customer data Information Security

401-3 Parental leave Employee Care

105 106About Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

Appendix III. Appendix IV.Shenzhen Stock Exchange Index Standards Glossary Index

Shenzhen Stock Exchange Guidelines Content Index Abbreviations Interpretation

NO. Disclosure Issues Corresponding Chapter AAPS Advanced Planning and Scheduling

Environmental AVC Automatic Voltage Control

1 Responding to Climate Change Responding to Climate Change C

2 Pollutant Emissions Emissions and Waste CAD Computer Aided DesignManagement CASS-ESG 6.0 China Corporate Sustainability Reporting Guidelines (CASS-ESG 6.0)

3 Waste Disposal Emissions and Waste COD Chemical Oxygen DemandManagement E

4 Ecosystem and Biodiversity Conservation Biodiversity Conservation EPS Error Proof System

5 Environmental Compliance Management Environmental Compliance EUDR EU Deforestation-free Regulation EU Zero Deforestation RegulationManagement G

6 Energy Utilization Energy and Resource Management GB/T 24040-2008 Principles and Framework for Life Cycle Assessment of Environmental Management

7 Water Resource Utilization Energy and Resource GB/T 24044-2008 Requirements and Guidelines for Environmental Management Life Cycle Management Assessment

8 Circular Economy Circular Economy

GB/T 24067-2024 Requirements and Guidelines for Quantifying Carbon Footprint of Social Greenhouse Gas Products

National Strategic Response GB/T 40718-2021 Green Product Evaluation - Tires

9 Social Contribution Community Activities and Public

Welfare GRI Global Reporting Initiative

Innovation and Intellectual GRI Standards GRI Sustainability Reporting Standards10 Innovation Driven Property Protection GSSB Global Sustainability Standards Board

11 Science and Technology Ethics Not Applicable I

12 Supply Chain Security Supply Chain Management IATF16949:2016 Automotive Industry Quality Management System Certification

13 Treat small and medium-sized enterprises equally Not Applicable IFRS Foundation IFRS Foundation

IFRS S2 IFRS 2: Climate-related Disclosures

14 Product and Service Safety and Quality Product Quality Management ISO 9001 Quality Management System Certification

15 Data security and Customer Privacy Protection Information Security ISO 10015 Training system certification

Employee Care

16 Staff Diversity and Inclusion ISO 14001 Environmental Management System Certification

Occupational Health and Safety ISO 14067:2018 Requirements and Guidelines for Quantifying Carbon Footprint of

Sustainable development related governance Greenhouse Gas Products

17 Due Diligence Not Applicable ISO 45001 Occupational Health and Safety Management System Certification

18 Stakeholder Communication Stakeholder Identification and

L

Communication LCA Life Cycle Assessment

19 Anti-commercial Bribery and Anti-corruption Business Ethics LIMS Laboratory Information Management System

20 Anti-unfair Competition Business Ethics M

MES Manufacturing Execution System

107 108About Message from About Sustainable Development National Strategic Governance Environmental Social Appendix

this Report the Chairman Doublestar Management Response

Appendix V.Full and Short Names of Companies

Abbreviations Interpretation

N

NOX Nitrogen oxides

O Abbreviation Full Name

ODS Ozone Depleting Substances Qingdao Doublestar Qingdao Doublestar Co. Ltd.P

PAS 2050:2011 "Greenhouse gas emissions assessment standards for goods and services

Doublestar Group Doublestar Group Co. Ltd.during their life cycle" Dongjiakou Plant Qingdao Doublestar Tire Industry Co. Ltd.PCR Passenger Car Radial Tire Passenger Car Radial Tire

Shiyan Plant Doublestar Dongfeng Tire Co. Ltd.PLM Product Lifecycle Management

R Cambodia Plant Doublestar (Cambodia) Tire Co. Ltd.RFID Radio Frequency Identification Dongying Base Guangrao Jixing Tire Co. Ltd.S Kumho Kumho Tire Kumho Corporation Kumho Tire Co. Ltd.SCADA Supervisory Control and Data Acquisition data acquisition and monitoring control system

SOX Sulfur oxides

SS Suspended Substance

SSLVPN Virtual Private Network (VPN) software based on the Secure Sockets Layer (SSL) protocol

STOT Shape and Topology Optimization Technique Shape and Topology Optimization Technique

SVG Static Var Generator static var generator

T

TBR Truck and Bus Radial Tire Radial Truck Tire

TCFD Task Force on Climate-related Financial Disclosures

T/CRIA 11003-2016 China Rubber Industry Association Tire Grading Standard

TQM Total Quality Management Quality Assurance System

TQ Technology Quality Response Delivery Cost Technical capabilities quality service response speed delivery supply capabilities cost

T/SDXJ 001-2024 Product Carbon Footprint Accounting and Reporting Guidelines Tires

V

VOCS Volatile Organic Compounds

VPD Virtual Product Development Digital Twin Design System

109 110Appendix VI.

Report Feedback

Thank you very much for taking the time out of your busy schedule to read this report. In order to further

enhance the level of sustainable development work and the quality of report preparation at Qingdao DoubleStar

we kindly ask for your assistance in completing the feedback and sending it to us via the following methods:

Mailbox:gqb@doublestar.com.cn Telephone:0532-67710729

Address:No. 666 Lianghe Road Huangdao District Qingdao City

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□ Employee □ Customer □ Government □ General Public

□ Regulatory Agency □ Shareholder and Investor □ Community Resident

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