GC One Report 2023 [EN]

In addition, the Company offers swift and convenient communication via e-mail. The e-mail address is displayed on the Company website under “Corporate Governance”. Shareholders, investors, and the public may contact the Board of Directors or the Chairman of the Corporate Governance and Sustainability Committee directly. They may also contact the Company Secretary for company information at cg@pttgcgroup. com. Environmental, Occupational Health, and Safety Management PTT Global Chemical Public Company Limited (GC) has set a clear vision for occupational health and safety and environmental management in order to drive safety and excellence as well for people and its plants everywhere. To this end, the following targets have been established: Safety: Personal safety statistics are in the first quartile of the International Association of Oil & Gas Producers (IOGP), with zero process safety event (PSE). Occupational health: Employees are in good health and are supported to work from anywhere. Environment: GC has environmental friendly operation. achieves Net Zero emissions, and is ranked among the top 5 on the Dow Jones Sustainability Index (DJSI). In pursuit of these targets, GC has established a Quality, Safety, Security, Occupational Health, Environment, and Business Continuity Policy (QSHEB Policy) in alignment with international standards (ISO 45001, ISO 14001, Process Safety Management: PSM) and the operational framework of the Global Reporting Initiative (GRI Standard) to demonstrate its commitment to safety, security, occupational health, and the environment. The policy consists of six items as detailed below. Qual i ty, Secur i ty, Safety, Occupat ional Heal th, Environment, and Business Continuity Policy PTT Global Chemical Public Company Limited (GC) aspires to be the Leading International Chemical Company that harnesses innovation and environmentally friendly technology in striving towards becoming the role model organization that constantly develops and sustainably grows with determined responsibility to the economy, society, and environment in which we are present. GC is committed to continually enhancing our effectiveness in the management of Quality, Security, Safety, Occupational Health, the Environment, and Business Continuity. This policy covers the entire operation of the Company involving all executives, employees, related personnel at all levels, vendors, and contractors, and adheres to the fol lowing principles: 1. Observe and adhere to legal requirements in Quality, Security, Safety, Occupational Health, the Environment, and Business Continuity, as well as international standards, rules, regulations, and related requirements. 2. Manage Quality throughout the entire organization by employing Quality, Knowledge, and Productivity Management tools, to satisfy our customers’ requirements while advancing innovations that are environmentally friendly. 3. Manage risks to prevent hazards, work-related illnesses, loss from accidents, injuries, property damages, and promoting personal safety and a B-CAREs Safety Culture, as well as Process Safety Management (PSM), to assure and care for the Safety of all. 4. Exercise awareness and alertness for security threats and setting up emergency management guidelines to protect the lives of company staff, assets, information, and business continuity. 5. Exercise due care in occupational health and work-place environment and promoting a good health and work-life balance. 6. Identify, evaluate, analyze, prioritize environmental issues, and develop action plans for the prevention and reduce detriment to the environment and ecosystem, preserve biodiversity via an integrated environment management system encompassing energy, air, water, and waste management, as well as efficient and sustainable resources utilization in accordance with Circular Economy principles, to optimize resources utilization throughout the supply chain. Maintain efficiency in reduction of greenhouse gasses and improving adaptation to climate change with intent on reducing net greenhouse gas emissions to zero (Net Zero) by 2050. Focus on fort i fying an environmental cul ture through communicat ion and encouragement to al l employees and stakeholders to be conscientious of and contribute to GC’s environmental culture. Quality, Security, Safety, Occupational Health, Environment and Business Continuity Policy (QSHEB Policy) For more information https://sustainability.pttgcgroup.com/storage/document/policies/ 20200408-pttgc-QSHEB-policy-en.pdf 195 PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED Form 56-1 One Report 2023

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