-1- AIT (VP-SEC) 016E/2021 August 10, 2021 Subject: Management's Discussion and Analysis of Operating Results for Q2-2021 To: The President of the Stock Exchange of Thailand Summary of Operations Q2

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have the investment units of a public offering listed on the Stock Exchange of Thailand as well; (8) restrictions on the allocation and transfer of investment units (if any); (9) request for the

budget for 28 consecutive projects over the last 7 years. PPAs signing for two large scale Vietnam solar projects with total capacity of 677 MW. In September 5, 2018, Dau Tieng Ninh Energy Joint Stock

005/2017 24 November 2017 Subject: Informing on the acquisition of assets of ZIGA Innovation Public Company Limited Attention: The President The Stock Exchange of Thailand Attachment: Disclosure of

(English Translation) Page 1 Date : 5 February 2018 Subject : Notification of the Board of Directors’ Resolution Concerning the Plan to Spin Off its Subsidiary and to List Shares on the Stock

Ref. No. IVL [002/08/2019] 8 August 2019 The President The Stock Exchange of Thailand Subject: Submission of Quartely Review of Financial Statements and the Management Discussion and Analysis of

Acquisition. To: The President The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the Acquisition of Assets of Hydrotek Public Company Limited 2. Capital Increase Form (F 53-4) 3. Information

completion (the extension is included) 2. Involved Parties Contractor : the contractor will be selected and signing the contract after finishing the compilation of building construction blueprints. There is no

securities of Glow Energy Public Company Limited, and the scheduling of Extraordinary General Meeting of Shareholders No. 1/2018 Attention: President Stock Exchange of Thailand Enclosure: Information