China Petrochemical Development Corporation announced board changes at 2024 Annual Shareholders' Meeting held on May 30, 2024. Title and name of the previous position holder: Independent director, Yun-Peng Chu, Professor of Economics, National Central University, Minister without Portfolio, Executive Yuan, R.O.C, Chairman, Taiwan Insurance Guaranty Fund; Independent director, Wen-Yen Pan, Senior Research Engineer, Monsanto Company, Chairman, Kuo Kuang Power Co. Ltd., Chairman & President, CPC Corporation, Chairman, CTCI Foundation; Title and name of the new position holder: Independent director, Mei-Ling Chen, Secretary-General, Executive Yuan, R.O.C., Minister, National Development Council, R.O.C.; Independent director, Chia-Yu Chiu, Chairperson to the China Television Company Ltd., Vice Chairperson to the Want Want China Times Media Group, Special Assistant to the Chairperson of the Want Want China Times Media Group, Senior Counselor to the Taipei Office of Tainan City Government; Independent director, Yuan-San Lu, Independent director, Yuan-San Lu, Legal Director, AAC Technologies, Of Counsel, Kingdoms Law Firm.

Effective date of the new appointment is May 30, 2024.