Thailand Advance Info Service Public Company Limited (AIS) would like to inform the spectrum auction result participated by Advanced Wireless Network Co.,Ltd. (AWN), a 99% subsidiary of the Company, on 16

Limited Attention: President Stock Exchange of Thailand Enclosure: Information Memorandum on Connected Transaction of the Company Concerning Acquisition of Shares in CS LOXINFO Public Company Limited

15 May 2020 Subject : Management Discussion and Analysis for the First quarter of 2020 (Ending 31 March 2020) To : Managing Director The Stock Exchange of Thailand Getabec Public Company Limited

PowerPoint Presentation MANAGEMENT DISCUSSION & ANALYSIS (MD&A) Q3/2018 GLOBAL POWER SYNERGY PUBLIC COMPANY LIMITED 0 THE INNOVATIVE POWER FLAGSHIP OF PTT GROUP Management Discussion & Analysis

PowerPoint Presentation SYNERGIZING POWER & UTILITIES FOR THE GLOBAL FUTURE MANAGEMENT DISCUSSION & ANALYSIS (MD&A) Q3/2017 GLOBAL POWER SYNERGY PUBLIC COMPANY LIMITED Management Discussion

Attn President Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP” or the “Company”) would like to submit the reviewed financial statements for the second quarter of the year

Attn: President Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP” or the “Company”) would like to submit the reviewed financial statements for first quarter of the year 2020

Global Power Synergy Public Company Limited (GPSC) (‘company’) have finished the Rights Offering process of Baht 74,000 million and has allocated the not exceeding 1,321,428,571 newly-issued ordinary

Public Company Limited (GPSC) (‘company’) completed the acquisition of Glow Energy Public Company Limited (GLOW) from ENGIE Global Developments B.V. purchasing shares amounting to 69.11%. In addition, the

Power Synergy Public Company Limited (GPSC) (‘company’) has finished the financial activities in accordance with the company's financial deleveraging plan from the offering of newly issued ordinary shares