(Translation) No. IR/2561/047 1 October 2018 Subject: Resolutions of the Board of Directors' Meeting regarding entering into transaction with connected person To: President The Stock Exchange of

Transactions Deemed as Acquisition or Disposal of Assets dated August 31, 2008 (as amended) and the Notification of the Board of Governors of the Stock Exchange of Thailand Re: Disclosure of Information and

suitability for investment and the relevant risk exposure. The effectiveness of this registration statement neither represents that the Ministry of Finance of Thailand, the Securities and Exchange Commission or

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investment on assets (Revision 2) Attention: Directors and Managers The Stock Exchange of Thailand Attachment: 1. Information on the investment on assets 2. F53-4 form 3. Details on the issuance of warrants to

Transaction on Acquisition of Assets and Determination of the 2020 Annual General Meeting of Shareholders To: Director and Manager The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the

1 Ref: AC.031/2017 15 August 2017 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

1 Ref: AC.042/2017 14 November 2017 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

1 Ref: AC.004/2018 26 February 2018 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

1 Ref: AC.021/2018 14 August 2018 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating