Sincerely, Kittiphat Suthisamphat Executive Vice President

highly competitive. Consumers are changing their purchasing behavior. Yours Sincerely, Ms. Piyanan Suwannaphasri Assistant Managing Director Authorized to sign behalf of the company

’ interests. Please be informed accordingly. Sincerely Yours, Mr.Thakoon Boonparn Managing Director

40.75 million. 2. The company had increased in a loss on impairment of investments of Baht 13.39 million. The company hereby reports to the SET accordingly. Sincerely yours, Boondee Amnuayskul (Mr

Baht 25.05 million which decrease Baht 0.91 Million or 3.51%. Please be informed accordingly. Sincerely yours, (Mr. Sombat Leeswadtrakul) Chief Executive Officer

. Please be informed. Yours Sincerely, Mr. Panya Boonyapiwat Chairman

material changes or development in its business operations that have not been previously disclosed. Please be informed and publish to investors accordingly. Sincerely Yours, Prachuab Ujjin ( Mr. Prachuab

informed accordingly. Sincerely yours, T.K.S. Technologies Public Company Limited -Signed- Mr.Somkid Wekinvattanasaed Managing Director

accordingly, Yours sincerely, ( Miss Kanoknart Ratanasuwanachart ) Director Bangkok Dec-con Public Company Limited

(the “Company”) The Company would like to inform the progress that the Company has completed the purchase of shares mentioned above on October 31,2019 Please be informed accordingly, Sincerely yours