Company Limited (“AJD”). The present changed name to AJ Advance Technology Public Company Limited (“AJA”) and Mr. Pipat Patiwetphinyo (“Mr. Pipat”) (at the time holding the positions of AJD Chief Operating

Public Company Limited (“AJD”). The present changed name to AJ Advance Technology Public Company Limited (“AJA”) and Mr. Pipat Patiwetphinyo (“Mr. Pipat”) (at the time holding the positions of AJD Chief

Mr. Kitisak Jampathipphong During 2022 - 2023, Mr. Kitisak Jampathipphong, the former Chairman and the Chief Executive Officer of CMO Public Company Limited ("CMO"), and Mr. Kitti

Mr. Kitti Phuathavornskul During 2022 - 2023, Mr. Kitisak Jampathipphong, the former Chairman and the Chief Executive Officer of CMO Public Company Limited ("CMO"), and Mr. Kitti

Mr. Suradej Tangsatienchaiyakul During 2022 - 2023, Mr. Kitisak Jampathipphong, the former Chairman and the Chief Executive Officer of CMO Public Company Limited ("CMO"), and Mr. Kitti

the operation of the company because PLC has transferred its entire business to PMC. The company hereby reports to the SET accordingly. Sincerely yours, Boondee Amnuayskul (Mr.Boondee Amnuayskul) Chief

Company Limited (LIVE)): (1) Miss Neeranuch Na Ranong, former vice chairman and chief executive director, (2) Mr. Apinun Panyakorn, former executive director and (3) Mr. Suttirod Eaktaraphiphat, former

Mr. Anurag Thareratanavibool Mr. Anurag Thareratanavibool, the chief executive officer responsible for the operation of AI Energy Public Company Limited (“AIE”), did not act or supervise AIE

Mr. Thanit Thareratanavibool Mr. Thanit Thareratanavibool, the chief executive officer responsible for the operation of Asian Insulators Public Company Limited (“AI”), did not act or supervise AI

Mr. SUPORNCHAI SIRIWOHARN Mr. Supornchai Siriwoharn, the chief executive officer of the International Engineering Public Company Limited (“IEC”), a person responsible for the operation of IEC to