IRPC One Report EN

Operational Eco-efficiency Opportunities and Challenges Mindful of the need to continually advance sustainable solutions to address the country’s environmental problems, from solid waste and air quality to wastewater and deteriorating natural resources through proactive policy-making and national agendasetting, IRPC has wholeheartedly participated in the national agenda to address particulate air pollution, and public-private collaboration to phase out and ban single-use plastic, etc. IRPC places utmost importance on the cost-effective use of resources in the production processes, mitigation of impact from its operation on the environment that may adversely affect communities and the society at large, throughout its value chain. The company has formulated policies on quality, security, safety, environmental protection, and energy management. This includes the implementation of standard systems, such as ISO 14001, ISO 5001, and Operational Excellence (OEMS) in environmental quality management to reduce the impact on society, communities and to achieve eco-efficiency in production processes. Materiality Assessment Energy consumption indicators The amount of hazardous waste disposed of in landfills The amount of non-hazardous waste disposed of by landfills Volatile Organic Compounds Short-term/ long-term indicator Performance Short-term indicators • Total enterprise energy consumption in 2021 not exceeding 76.2 million gigajoules • Determine energy consumption index for 2021 equals to 89 Long-term indicators • Total enterprise energy consumption target for 2025 not exceeding 72.2 million gigajoules • Determine energy consumption index for 2025 equals to 83 • Total enterprise energy consumption in 2021 not exceeding 75.8 million gigajoules • Energy consumption index in 2021 equals to 88.66 The amount of industrial waste disposed of in landfills: zero The amount of industrial waste disposed of in landfills: zero Zero industrial waste disposed of in landfills since 2019 Zero industrial waste disposed of in landfills since 2019 Short-term indicators • Determine the Volatile Organic Compound (VOC) index in 2021 equals to 1,938 tons (intensity 0.166 kg/Ton product) Long-term indicators • Determine the Volatile Organic Compound (VOC) index in 2070 equals to 1,468 tons (intensity 0.118 kg/Ton product) Corporate Performance indicator Operatingperformance2021: 1,696Ton (intensity 0.141kg/Ton product) 150 IRPC PUBLIC COMPANY LIMITED 56-1 ONE REPORT 2021

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