of the Securities and Exchange Act B.E. 2535 (1992), as amended by the Securities and Exchange Act (No. 4) B.E. 2551 (2008), Paragraph 2 of Section 100, Section 114, Section 115, Section 116 and

Paragraph 2 of Section 228 of the Securities and Exchange Act B.E. 2535 (1992), as amended by the Securities and Exchange Act (No. 4) B.E. 2551 (2008), and Section 223 of the Securities and Exchange Act B.E

Exchange of Thailand Enclosure Capital Increase Form (F 53-4) (amended) Following Hydrotek Public Company Limited (the “Company”)’s Board of Directors’ Meeting No. 10/2017 held on October 19, 2017 at 5.00 pm

12 December 2017 Subject: Resolutions of Board of Directors Meeting No. 14/2017 Attention: President Stock Exchange of Thailand Enclosures: 1. Information Memorandum on Asset Disposal, Transaction No

. 20/2551 Re: Rules on Entering into Material Transactions Deemed as Acquisition or Disposal of Assets dated 31 August 2008, and the Notification of the Board of Governors of the Stock Exchange of

the increase in total production cost, the company and subsidiary still could generate the Cash Margin which indicate that the Company was well in operation management. Net gain on foreign exchange rate

in Hotel Business. Other Business growth came from the gain from the sale of investments, the share of profit from investment in food business (as invested in 1Q18), and gain on foreign exchange rate

Connected Transaction and the Scheduling of the Extraordinary General Meeting of Shareholders No. 1/2019 Attention : The President of the Stock Exchange of Thailand Enclosure : Information Memorandum on

(Translation) No. IR/2561/010 27 February 2018 Subject: Acquisition of assets To: President The Stock Exchange of Thailand Enclosures: Information Memorandum of Singha Estate Public Company Limited

, Thailand cannot undertake any responsibility for its accuracy, nor be held liable for any loss or damages arising from or related to its use. ---------------------- The Office of the Securities and Exchange