. Type and size of transaction, basis used to determine service fee and payment method 3.1 Type and size of transaction This transaction is considered as a services transaction, pursuant to the Stock

September 2017 Subject: Notification of the Board of Directors No.8/2017 and the date of the Extraordinary General Meeting of Shareholders No. 1/2017 (Amended) To: The President The Stock Exchange of Thailand

persons under the Private Placement basis under the General Mandate basis shall be “Market Price” which means the weighted average price of the Company’s shares trading on the stock exchange of not fewer

Page 1 of 2 No. ACC1903/001 March 1, 2019 Subject: Approval to enter into Contract to sell of Common Stock (addition) To: President The Stock Exchange of Thailand According to the Board of Director’s

Page 1 of 3 No. ACC1903/001 March 1, 2019 Subject: Approval to enter into Contract to sell of Common Stock (additional 2) To: President The Stock Exchange of Thailand According to the Board of

.Thailand. Tel : + 66(0) 2 703 7880-1 No. SorPor 6/2563 23 March, 2020 Subject: Report of asset acquisition in “Sakun C Innovation Company Limited” Attention: Managing Director of the Stock Exchange The Stock

. Tel : + 66(0) 2 703 7880-1 No. SorPor 5/2563 23 March, 2020 Subject: Report of asset acquisition in “Blue Solar Farm3 Company Limited” Attention: Managing Director of the Stock Exchange The Stock

.Thailand. Tel : + 66(0) 2 703 7880-1 No. SorPor.22/2563 25 August, 2020 Subject: Report of asset acquisition in “Green Power1 Company Limited” (Increse) Attention: Managing Director of the Stock Exchange The

Institution Business; “Exchange” means the Stock Exchange of Thailand; “registered debt securities” means the debt securities registered with the Thai Bond Market Association; “Thai Bond Market Association

โทร 02 118 9599 โทรสาร 02 118 9598 ทะเบยีนเลขที ่0107554000232 No.: PACE-L 27/2019 Date: 8 November 2019 Subject: Disposal of shares in the subsidiary (Additional) To: President Stock Exchange of