PowerPoint Presentation Management’s Discussion and Analysis (MD&A) For the Financial Result of Quarter 1 Year 2020 Ended March 31, 2020 B.GRIMM POWER PUBLIC COMPANY LIMITED Management’s Discussion

Period As Of Details SEVEN UTILITIES AND POWER PUBLIC COMPANY LIMITED 2023 Reviewed Company Q2 30/06/2023 SEVEN UTILITIES AND POWER PUBLIC COMPANY LIMITED 2023 Reviewed Consolidated Q2 30/06/2023 SEVEN

/Nor/Khor. 85/2552 Re: Prohibited Characteristics of Personnel in Derivatives Business dated 3 August 2009. Clause 2 In this Notification: (1) “person with power of management” shall have the same

Period As Of Details EASTERN POWER GROUP PUBLIC COMPANY LIMITED 2023 Reviewed Company Q2 30/06/2023 EASTERN POWER GROUP PUBLIC COMPANY LIMITED 2023 Reviewed Consolidated Q2 30/06/2023 EASTERN POWER GROUP

Miss Panida Trongthammakit During the period of 1 March 2559 to 12 Mpermitting himnd During the period of 25 May 2559 to 10 August 2559 (morning), Miss Panida Trongthammakit aid and abet Mr. Winai

Miss Kanyarat Trongthammakit During the period of 25 May 2559 to 10 August 2559 (morning), Miss Kanyarat Trongthammakit aid and abet Mr. Winai Tiaosomboonkij by permitting to use her own securities

Miss Woranart Wangsomboondee During the period of 25 May 2559 to 10 August 2559 (morning), Miss Woranart Wangsomboondee aid and abet Mr. Winai Tiaosomboonkij by permitting to use her own securities

Period As Of Details GLOBAL POWER SYNERGY PUBLIC COMPANY LIMITED 2022 Reviewed Company Q3 30/09/2022 GLOBAL POWER SYNERGY PUBLIC COMPANY LIMITED 2022 Reviewed Consolidated Q3 30/09/2022 GLOBAL POWER

PowerPoint Presentation MANAGEMENT DISCUSSION & ANALYSIS THE INNOVATIVE POWER FLAGSHIP OF PTT GROUP MD&A Q1/2019 PAGE 1 MANAGEMENT DISCUSSION & ANALYSIS (MD&A) Q1 2019 For Q1/2019, the EBITDA of the

Period As Of Details WHA UTILITIES AND POWER PUBLIC COMPANY LIMITED 2023 Reviewed Consolidated Q2 30/06/2023 WHA UTILITIES AND POWER PUBLIC COMPANY LIMITED 2023 Reviewed Company Q2 30/06/2023 WHA UTILITIES