แบบแสดงรายการข้อมูลสำหรับการเสนอขายหลักทรัพย์ (แบบ 69-1) 1 No. WHAUP-CS029/2018 November 09, 2018 Attention: Managing Director – Stock Exchange of Thailand Subject: Report of Financial Results for

31, 2017 by Bt100.3 million or 1.3%. Please be informed accordingly. Yours sincerely, Signed (Mr. Prakobkiat Ninnad) Managing Director Investor Relations Division, Finance and Accounting Department

/2019 To Director and Manager The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the Acquisition of Assets (Schedule 1) Regarding the Purchase of the Ordinary Shares of KPN Academy

subsidiaries also paid an interim dividend in September 2019 in the amount of Baht 750 million based on 6- month performance ended 30 June 2019 in accordance with the resolution of the Board of Director Meeting

benefits, deposit of rental and service fee and other non-current liabilities. Please kindly be informed accordingly. Sincerely yours, Mr. Opas Sripayak Chief Executive Officer and Managing Director 8

Techakasem ( Dr.Wijit Techakasem ) Managing Director

accordingly. Sincerely yours, Mr. Opas Sripayak Chief Executive Officer and Managing Director

for termination of MCDC agreement. Signature Mr.Slib Soongsawang (Director)

and effectively manage the raw materials. Please be informed accordingly, Sincerely yours, Mr. Weerachart Lohsiri Managing director

Miss Tiyaphon Vanagosoom Managing Director K. W. Metal Work Public Company Limited