. Nipon Leelasithorn ) Chairman of the Executive Director, and Managing Director

Mr. Amorn Meemano During the month of June 2014, Mr. Amorn Meemano (“Mr. Amorn”) at the time holding the positions of Chief Executive Officer and Managing Director of Crown Tech Advance Public

Mr. Pipat Patiwetphinyo During the month of June 2014, Mr. Amorn Meemano (“Mr. Amorn”) at the time holding the positions of Chief Executive Officer and Managing Director of Crown Tech Advance Public

Mr. Thanachart Siriphanukhema During the month of June 2014, Mr. Amorn Meemano (“Mr. Amorn”) at the time holding the positions of Chief Executive Officer and Managing Director of Crown Tech Advance

WINSOUND (THAILAND) COMPANY LIMITED During the month of June 2014, Mr. Amorn Meemano (“Mr. Amorn”) at the time holding the positions of Chief Executive Officer and Managing Director of Crown Tech

Mr. Wittawat Pornkul Mr. Wittawat Pornkul as the Chief Executive Officer, Managing Director and Director of Dcon Product Public Company Limited ("DCON"), knew or possessed an inside

without approval from the shareholders. Please kindly be informed accordingly. Sincerely yours, Mrs. Teerada Ambhanwong Managing Director Chief Executive Officer

Mr.Pongsak Lothongkam During June 2018, Mr.Pongsak Lothongkam while being chief executive officer, director and managing director of SVI Public Company Limited (SVI), knew or possesed the inside

Miss Nontiya Ponlawat During June 2018, Mr.Pongsak Lothongkam while being chief executive officer, director and managing director of SVI Public Company Limited (SVI), knew or possesed the inside

accordingly. Faithfully yours, Boondee Amnuayskul (Mr. Boondee Amnuayskul) Chief Executive Officer and Managing Director