offering of warrant to purchase ordinary shares of the Company to existing shareholders and joint ventures in subsidiary. (Edited) To: The President The Stock Exchange of Thailand Enclosure 1. Capital

., and Schedule for the EGM of Shareholders No. 1/2019 (Revised) To: The President The Stock Exchange of Thailand Enclosure: 1. Information Memorandum of Hydrotek Public Company Limited on Disposal of

., and Schedule for the EGM of Shareholders No. 1/2019 (Revised2) To: The President The Stock Exchange of Thailand Enclosure: 1. Information Memorandum of Hydrotek Public Company Limited on Disposal of

., and Schedule for the EGM of Shareholders No. 1/2019 (Revised3) To: The President The Stock Exchange of Thailand Enclosure: 1. Information Memorandum of Hydrotek Public Company Limited on Disposal of

สารสนเทศข่าว มติ BOD 5-60 20171204En No. NDR013/2017 Subject Resolution of the Board of Directors’ Meeting To President The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the

Limited To: Secretary-General, The Office of The Securities and Exchange Commission (the “SEC”) President, The Stock Exchange of Thailand (the “SET”) Board of Directors and Securities Holders of Glow Energy

of Governors of the Stock Exchange of Thailand Reference is made to the resolutions of the Board of Directors’ Meeting No. 6/2018 of Master Ad Public Company Limited (the “Company”), held on May 17

compensation for design and construction to related person. To: Managing Director The Stock Exchange of Thailand Reference: 1. Capital Increase Report Form (F53-4) 2. Report of Information Memorandum on the

Carnival Magic Project, and compensation for design and construction to related person. (Update) To: Managing Director The Stock Exchange of Thailand Reference: 1. Capital Increase Report Form (F53-4) 2

Stock Exchange of Thailand The Meeting of the Board of Directors of WHA Corporation Public Company Limited (“Company”) No. 6/2017 held on 10 November 2017 passed resolutions relating to the sale of and