Disposal of Assets Transaction, and Acquisition of Assets Transaction To : Director and Manager The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the Disposal of Komchadluek Business and

Page 1 of 9 Ref. PDI/BK-BS-049/2017 31 August 2017 To: President The Stock Exchange of Thailand Re: Acquisition of shares in Symbior Elements Pte. Ltd. Enclosure: Information Memorandum regarding the

in line with thriving exports, and capital inflows into Thailand’s debt and equity markets, which was consistent with fund inflows seen in other emerging markets. Given these, the Thai Baht

measures to tame the volatility. At the same time, Thai stock markets plunged throughout the quarter amid investors’ risk-off sentiment and a slump in oil prices due to disagreement on oil production between

Stock Exchange of Thailand Reference: Letter No. OP. 435/ 2019 dated 12 December 2019 on the entering into the Conditional Share Purchase Agreement for the acquisition of a majority shareholding in PT

., 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

March 12,2020 Subject: Notification of the disposal of shares in the Biogas Power Plant Business of Akkrawat Crop Rotation Energy Company Limited (Revised No.2) Attention: President Stock Exchange of