IRPC Public Company Limited announced that the Board of Directors' Meeting held on 5 April 2022, resolved to elect the Chairman of the Board of Directors and appoint Sub- Committee Members in replacement of the vacant positions as:Elected Mr. Siri Jirapongphan to be the Chairman of the Board of Directors. The election shall be effective from 5 April 2022 onwards. Appointed Sub-Committee Members to replace the vacant positions as: Ms. Siriwan Chierapong as a Member of the Audit Committee (Independent Director), Mr. Supot Laosuarpha as the Chairman of the Corporate Governance Committee, General Aittipol Suwannarat as a Member of the Corporate Governance Committee (Independent Director), Mr. Chansak Chuenchom as a Member of the Risk Management Committee, Mr. Kris Imsang as the Chairman of the Nomination and Remuneration Committee and Mr. Yordchatr Tasarika as a Member of the Nomination and Remuneration Committee (Independent Director).

These appointments shall be effective from 5 April 2022 onwards.