. SEC Classification : ใชภ้ายใน (Internal) FORM 56-1 One Report (Attached to Notification No. Tor Jor. 55/2563) Applicable to the Financial Year Ending 31 December 2021 onwards Annual Registration

transaction including additional announcement and according to the announcement of the Stock Exchange of Thailand regarding the revealing of operating data of registered company in connected transaction B.E

-up capital. In accordance with the definition prescribed in the Notification of Capital Market Supervisory 72/2558 Re: Approval of Offering for Sale of Newly Issue Shares by Listed Companies to the

-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

451,889,002 shares in GLOW (equivalent to 30.89 percent of the total issued shares in GLOW) after the completion of the Shares Purchase Transaction pursuant to the criteria and conditions under the Notification

451,889,002 shares in GLOW (equivalent to 30.89 percent of the total issued shares in GLOW) after the completion of the Shares Purchase Transaction pursuant to the criteria and conditions under the Notification

451,889,002 shares in GLOW (equivalent to 30.89 percent of the total issued shares in GLOW) after the completion of the Shares Purchase Transaction pursuant to the criteria and conditions under the Notification

the cash approximately Upon the completion of the increase of the Compa total Company’s total paid-up capital. In accordance with the definition prescribed in the Notification of Capital Market

the cash approximately Upon the completion of the increase of the Compa total Company’s total paid-up capital. In accordance with the definition prescribed in the Notification of Capital Market

July 31, 2020 Subject : Notification to dispose of ordinary shares in RPV Energy Company Limited (2 nd Amendment) Attention : The Director and Manager of the Stock Exchange of Thailand Eastern Power