IRPC One Report EN

Dear Shareholders, The Risk Management Committee has been assigned by the Board of Directors to define policy, provide recommendations and set guidelines for IRPC’s corporate risk management to ensure its operational efficiency and sustainable growth. The committee screens, scrutinizes and gives advice on the management of strategic investment projects as well as promotes and supports enterprise-wide risk management and identifies new business opportunities arising from Megatrends. The committee consists of five highly qualified directors with deep knowledge and extensive experience in risk management as follows: 1. Mr. Anusorn Sangnimnuan* Chairman 2. Mr. Ekniti Nitithanprapas Director 3. Mr. Sukrit Surabotsopon Director 4. Ms. Peangpanor Boonklum** Director 5. Mr. Chawalit Tippawanich Director * Mr. Anusorn Sangnimnuan has served as Chairman of Risk Management Committee as of 31 March 2021, replacing Mr. Nuttachat Charuchinda who retired by rotation. ** Ms. Peangpanor Boonklum was appointed member of the Risk Management Committeeon31March2021, replacingMr.Wattanapong Kurovat, who was appointed as a member of the Nomination and Remuneration Committee on 31 March 2021. In 2021, IRPC faced significant challenges from COVID-19 pandemic and the volatility of crude oil prices that impacted on costs and operating results. The Risk Management Committee’s performance in the past year is summarized as follows: 1. The committee supervised and considered corporate risk management in line with international standard, comprising context definition, risk identification, risk analysis and assessment, determination of risk management measures, including monitoring and reviewing risk management results to keep corporate risks at an acceptable level and achieve specified targets. 2. The committee reviewed and recommended management measures for strategic risks, such as risks associated with salability of specialty product sales, like Hygiene Spunbond, business risk, oil price and commodity product price risks, financial risks, personal data privacy risk, operational risk, like safety and environmental risks, and community-related risks. 3. The Risk Management Committee proposed corporate risk management guidelines to the Company’s work groups, Message from the Chairman of the Risk Management Committee 60 IRPC PUBLIC COMPANY LIMITED 56-1 ONE REPORT 2021

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