The Board of Directors of PTT Public Company Limited has resolved in the Meeting held on October 15, 2020 to appoint Professor Dr. Thosaporn Sirisumphand, as Independent Director, in replacement of Mr. Krairit Euchukanonchai. The Effective date shall be the date of approval from the State Enterprise Policy Committee in which the State Enterprise Policy Officer has sent to PTT the approval of appointment letter, dated November 6, 2020. The Board of Directors has a resolution in the meeting No. 11/2020 held on November 18, 2020, to appoint Professor Dr. Thosaporn Sirisumphand as the Chairman of the Board, effective from November 18, 2020 onwards.