PowerPoint Presentation MANAGEMENT DISCUSSION & ANALYSIS (MD&A) Q4/2017 and FY2017 GLOBAL POWER SYNERGY PUBLIC COMPANY LIMITED THE INNOVATIVE POWER FLAGSHIP OF PTT GROUP Management Discussion & Analysis Management Discussion & Analysis (MD&A) Q4/2017 and FY2017 Executive Summary Executive Summary 1 For 2017, Global Power Synergy Public Company Limited (GPSC) (“the company”) had a net profit of Baht 3,175 million, increased by Baht 475 million or 18% from 2016. The increase is mainly due to the r...

31 December 2017. The Company needs to use such financial statements in support of the evaluation of the fair value of S-TREK shares and has determined the result of the special audit in satisfaction

of S-TREK, ended 31 December 2017. The Company needs to use such financial statements in support of the evaluation of the fair value of S-TREK shares and has determined the result of the special audit

License No. Position Educational Qualification Experience in Auditing (years) 1. 2. 3. 4. (Additional details can be submitted as attachments) Details of assistant auditors who assist the audit engagement

Last names CPA License No. Position Educational Qualification Experience in Auditing (years) 1. 2. 3. 4. (Additional details can be submitted as attachments) Details of assistant auditors who assist the

No. ECF2 044/2561 3 December 2018 Subject: Notification of the resolutions of the Board of Directors’ Meeting approving the investment in purchasing the ordinary shares of S-TREK (Thailand) Co., Ltd., capital increase, and the issuance and allocation of the newly issued ordinary shares to the specific person under the private placement basis, and the schedule for Extraordinary General Meeting No. 1/2019 (Additional) To President The Stock Exchange of Thailand Enclosure 1. Information Memorandum...

-Translation- No. ECF2 005/2019 17 January 2019 Subject: Cancellation of the resolutions of the Board of Directors’ Meeting No. 13/2018 in relation to the investment in the ordinary shares of S-TREK (Thailand) Co., Ltd., the investment in the ordinary shares of S-TREK (Thailand) Co., Ltd., capital increase, and the issuance and allocation of the newly issued ordinary shares to the specific person under the private placement basis, and the schedule for 2019 Annual General Meeting of Shareholders...

-Translation- No. ECF2 044/2561 3 December 2018 Subject: Notification of the resolutions of the Board of Directors’ Meeting approving the investment in purchasing the ordinary shares of S-TREK (Thailand) Co., Ltd., capital increase, and the issuance and allocation of the newly issued ordinary shares to the specific person under the private placement basis, and the schedule for Extraordinary General Meeting No. 1/2019 To President The Stock Exchange of Thailand Enclosure 1. Information Memorandum...

1 25 May 2020 Subject: Notification on Resolution of the Board of Directors’ Meeting No. 5/2020, Change of Directors and Directors’ Power, Entering into Connected Transaction, Entering into 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 Acquisition of Assets (Schedule 1) and the Entry into Connected Transaction of Nation Broadcasting Corpor...

expertise of the company. In addition, solar plants have long-term power purchase agreements, which will continuously generate stable revenues which will support GPSC to have sustainable growth. • Progress