IRPC Annual Report 2023

Chairman The Board of Directors elects 1 member as a chairman, to support and promote the performance of the Board at the highest extend of the responsibility assigned, to oversee and monitor management results of the Board and Sub-Committees to ensure effectiveness as specified in corporate objectives. President and Chief Executive Officer่ is appointed by the Board of Directors. Senior Executive Vice President is appointed by the Board of Directors. The duty is to manage work under responsibility, policy, and target assigned by the President and Chief Executive Officer. Management Committee The duty is to manage and ensure the parallel direction of the whole operations, to consider important matters on business operation, and to screen the agenda as to propose to the Board for approval. The committee comprises of: • President and Chief Executive Officer • Senior Executive Vice President • Executive Vice President • Internal Audit Manager • Legal Manager Company Secretary is appointed by the Board of Directors. The duty is to perform secretarial tasks pursuant to the Securities and Stock Exchange Act B.E. 2551 and as stipulated by the Capital Market Supervisory Board as well as performing duties assigned by the Board. Company Secretary President and Chief Executive Officer is appointed and supervised by the Board of Directors, having duty to manage Company’s operation to ensure its compliance with objectives, policies, and strategies set forth by the Board as well as report the company’s performance result to the Board in a correct and transparent manner. Corporate Governance Committee is appointed by the Board and the Sub-Committee shall comprise of at least 3 members, at least 1 of whom shall be independent director, having duty to propose practice guidelines, give advice on good corporate governance to the Board, to oversee the good corporate gove r nance ope r a t i on o f t he Company to ensure the efficiency. Risk Management Committee is appointed by the Board and theSub-Committeeshall compriseof at least 3members, having duty to formulate risk management policy, risk management plan, and risk management procedures to cover the entire organization. 219 Corporate Governance Structure and Important Information about the Board of Directors, Board’s Committees, Executives and Employees 56-1 ONE REPORT 2023

RkJQdWJsaXNoZXIy ODg4NTI=