TTCL Public Company Limited at its Board of Directors' Meeting held on December 16, 2022, resolved to appoint Mr. Hironobu Iriya as a new Chairman of the Board of Directors to supersede Mr. Tiwa Jaruke, effective date from January 1, 2023, onwards; resolved to appoint Mr. Wanchai Ratinthorn as a new President to supersede Mr. Hironobu Iriya, effective date from January 1, 2023, onwards; resolved to approve the resignation of Mr. Worapong Rawirath, Director, effective date from December 16, 2022, and resolved to appoint Mr. Brett Lollback as a new authorized director to supersede Mr. Worapong Rawirath. Mr. Brett's term of being a director is from December 17, 2022, until 2024 Annual General Meeting of Shareholders.