PTT Global Chemical Public Company Limited announced that Mr. Piyasvasti Amranand has retired as the Company's Independent Director, Chairman and Chairman of the Independent Director due to the mandatory retirement at 70 years old, in compliance with the Company's good corporate governance principles regarding the director qualifications, effective from July 12, 2023 onwards. In this regard, the Company would proceed to appoint a qualified person to replace the vacant positions and would make further notification to the Stock Exchange of Thailand in due course.