GC_ONE REPORT 2021_ENG

enhancing our effectiveness in the management of Quality, Security, Safety, Occupational Health, the Environment, and Business Continuity, by adhering to the following principles: 1. Observe and adhere to legal requirements in Quality, Secur i ty, Safety, Occupat ional Heal th, the Environment, and Business Continuity, as well as observing standards, rules, regulations, and other related local and international 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 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 staff and company assets, information, and business continuity. 5. Exercise due care in occupational health and workplace environment and promoting a good health and work-life balance. 6. Assess and prevent detriment to the environment and ecosystem, preserving 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 adaptability to climate change, with focus on fortifying an environmental culture, by communicating to and encouraging all employees and stakeholders to be conscient ious of and cont r ibute to GC’s environmental culture. Executives and employees at all levels must be accountable for achieving objectives and goals of GC, as well as being a role model in the development and perpetuation of the Quality, Security, Safety, Occupational Health, Environmental, and Business Continuity Management System, provide sufficient resources to enable all staff to be able to take part in and contribute to the adoption of policies and putting them into action as well as communicating these policies to all related parties to achieve internal and intra-organizational collaboration, for the sustainability of the organization henceforth. The summary of GC’s safety, occupational health and environmental safety management in 2021 1. SAFETY MANAGEMENT 1.1) Personal Safety GC considers the safety and occupational health management one of the most vital issues in its business operations as improper safety management could result in production disruptions and impact to the operation of stakeholders throughout the supply chain. To this end, GC has developed safety structure and best practices in line with GC Management System (GCMS), the Process Safety Management (PSM) Standard, and the ISO 45001 safety standard. The Company also fosters a safety culture among internal and external employees, covering all activities of employees, contractors, and suppliers, through B-CAREs culture and the Contractor Safety Coaching Program, with the goal of elevating GC’s safety management and achieving the ultimate goal of becoming a zero-accident organization. Safety projects carried out in 2021 are as follows: Safety Culture Promotion Program (B-CAREs strengthening) The Company promoted various safety activities under B-CAREs to develop skills and raise awareness among employees and contractors about the safety culture by integrating with the Operational Discipline Procedures to emphasize the safety culture under the “perseverance of safety culture with higher operational discipline” practices by referring to leadership, ownership and partnership procedures from the Executive level to the site workers. The Management also demonstrated their commitment by paying a visit to production areas to foster a sense of safety responsibility through different activities, namely the Management Safety, Energy, and Reliability Walk, Line Walk, and Onsite Verifier, which played a key role in creating a sustainable safety culture, demonstrating the feltleadership of the Management to employees and contractors. Top Personal Risk Analysis and Identification GC applied the Loss Causation Model to analyze causes of accidents and losses among employees and contractors. The Company also sought to foster three components of personal operational discipline, namely knowledge of proper and safe working methods, awareness of factors contributing to accidents, and commitment to complying with operational rules and regulations, through projects 172 PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED Form 56-1 One Report 2021

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