(Translation) UAC.CS/021/2018 November 14, 2018 Subject: Explanation of the operating results for the third quarter period ended September 30, 2018 To: President The Stock Exchange of Thailand

(Translation) UAC.CS/003/2020 February 27, 2020 Subject: Explanation of the operating results for the year period ended December 31, 2019 To: President The Stock Exchange of Thailand Attachment

(Translation) UAC.CS/002/2019 February 28, 2019 Subject: Explanation of the operating results for the year period ended December 31, 2018 To: President The Stock Exchange of Thailand Attachment

Disposition of Assets of the Company Attention: President, The Stock Exchange of Thailand A resolution of the Board of Directors Meeting No. 3/2019 of Seven Utilities and Power Public Company Limited (“7UP

Disposition of Assets of the Company (Amended) Attention: President, The Stock Exchange of Thailand A resolution of the Board of Directors Meeting No. 3/2019 of Seven Utilities and Power Public Company Limited

Disposition of Assets of the Company (Amended 2) Attention: President, The Stock Exchange of Thailand A resolution of the Board of Directors Meeting No. 3/2019 of Seven Utilities and Power Public Company

page 1/6 (TRANSLATION) Ref. WINNER 0004/2019 February 26, 2019 Re Management Discussion and Analysis (MD&A) for the year 2018 and for the year 2017 To The President The Stock Exchange of Thailand 1

page 1/6 (TRANSLATION) Ref. WINNER 0004/2019 February 26, 2019 Re Management Discussion and Analysis (MD&A) for the year 2018 and for the year 2017_revised To The President The Stock Exchange of

page 1/6 (TRANSLATION) Ref. WINNER 0004/2019 February 26, 2019 Re Management Discussion and Analysis (MD&A) for the year 2018 and for the year 2017_revised 2 To The President The Stock Exchange of

Proceeds: the issuer must demonstrate the tracking of the managed proceeds for the designated project and credit the proceeds into a sub-account, in clear separation from the issuer’s other accounts; 2.4