concealment is made on any material information which should be disclosed. (Signature)____- Signature -______ (Mr. Jutiphan Mongkolsuthree) Director Announcer of Intention (Signature)____- Signature -______

February 27, 2018 Subject Management Discussion and Analysis for the Year 2017 Ending December 31, 2017 To President and Director The Stock Exchange of Thailand Electronics Industry Public Company Limited

or email: slil@sec.or.th, or Ms. Sireethorn Civilize, Assistant Director, at Tel: 0-2263-6246 or email: sireetho@sec.or.th. Yours Sincerely, -signature- (Mrs. Sureerut Suradecha) Director of the

related persons under (1), (2) and (3) of the term “related person” under Section 89/1. 2 Clause 3 Transaction between foreign ETF and director, executive or related person shall be deemed as exempted from

31, 2019 To: Director and Manager The Stock Exchange of Thailand The Board of Director’s meeting No. 3/2019 of General Engineering Public Company Limited (“the Company” ) held on May 14, 2019 has

Taechaubol (“Khun Sadawut”) and sister of Mr. Tommy Taechaubol (“Khun Tommy”) is a director of Strega and major shareholder of Triton, holding shares equivalent to 20.76% of the total issued and paid-up shares

Quarter of 2019 Dear The Director and Manager of the Stock Exchange of Thailand, Rayong Wire Industries Plc. as (COMPANY) would like to describe and analyze the financial position and business operation of

results for the six-month period of 2019, change of rate more than 20 percent Dear Director and Manager The Stock Exchange of Thailand According to the resolution of the Board of Directors of DOD Biotech

นาสูความเปนเลิศ ทั้งในดานพาณิชยและคุณภาพผลิตภัณฑอยางเปนมืออาชพี” May 15, 2018 Subject: Clarification on the cause of changes in operating results over 20 percent. To: Director and Manager The

the Chairman of the Company; and a director and a Vice President of Boonrawd Brewery; and a director of SPM. He is therefore considered a person having interest in this matter and is not entitled to