Samart Corporation Public Company Limited at its board of directors meeting held on May 11, 2021 acknowledged the resignation of Mr. Pradang Prichayangkun from the positions of Vice Chairman, Chairman of the Audit Committee, Independent Director, Nominating & Compensation Committee Member and Corporate Governance Committee Member because of working as a director for a long time and getting older. It may not be able to perform any duties, effectively. The effective date is from May 12, 2021 onwards; the board also approved to appoint Mr. Vichai Srikwan as the positions of Vice Chairman, Independent Director and Nominating & Compensation Committee Member with effective from May 12, 2021 onwards. The term of office of directors is equal to the remaining term of the resigned directors.