No. Kor Bor Ror. 026/2018 March 6, 2019 President The Stock Exchange of Thailand Sub : Dividend payments, connected transaction, the shareholders’ meeting date, and the dissemination of the meeting
-Translation- Ref. No. PorBor.027 / 2019 September 11, 2019 Subject: Entering into Transaction of Disposing of Subsidiary’s ordinary shares To: President The Stock Exchange of Thailand Enclosure
No. Kor Bor Ror. 013/2019 October 22, 2019 President The Stock Exchange of Thailand Sub : Connected transaction, determination of the date for the Extraordinary General Meeting of Shareholders, and
., and Schedule for the EGM of Shareholders No. 1/2019 To: The President The Stock Exchange of Thailand Enclosure: 1. Information Memorandum of Hydrotek Public Company Limited on Disposal of Assets and
., 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
determination of record date and the date of 2020 Annual General Meeting of Shareholders) To: President The Stock Exchange of Thailand Attachment: 1. Financial assistance to KT Medical Service Company Limited 2
Issued Preferred Shares to Specific Investors To: The President Stock Exchange of Thailand Enclosures: 1. Information Memorandum on the Asset Acquisition and Connected Transactions of U City Public Company