2019 stood at 173,602 gigawatts-hour and Thailand’s highest electricity consumption (Peak Demand) in 2019 was at 37,312 megawatts. The power consumption increased by 3.4% compared to the same perio d of

(Translation) UAC.CS/014/2017 November 13, 2017 Subject: Explanation of the operating results for the third quarter period ended September 30, 2017 To: President The Stock Exchange of Thailand

For the three-month period ended September 30, 2019, the Company announces net loss of Baht 29.16 million, compared to a net loss of Baht 29.38 million from the same period of previous year. For the

performance of gas turbine [to lower the heat rate of the power plant, shorten the maintenance period (or add operating days) by 5-10 days and add capacity by 7 MW], its efficiency improvement was already

Ref. PDI/BK-BS-036/2019 10th May 2019 Re: Management Discussion and Analysis (MD&A) For the three-month period ended March 31, 2019 To: President The Stock Exchange of Thailand PDI reassessed its

not been determined. The offering price for the shareholders of the Company and for the public will be the same. Offering Period : After 1) EP has obtained the approval for offering newly issued share

comparison to the same period of the previous year. Executive Summary 2 Overall Operating Results of the Company in Q4/2020 (THB million) YoY YE Operating Revenue 283 207 (27%) 1,194 768 (36%) Gross Profit 181

(Translation) UAC.CS/013/2019 August 14, 2019 Subject: Explanation of the operating results for the second quarter period ended June 30, 2019 To: President The Stock Exchange of Thailand Attachment

(Translation) UAC.CS/016/2019 November 7, 2019 Subject: Explanation of the operating results for the third quarter period ended September 30, 2019 To: President The Stock Exchange of Thailand

% comparing to the same period of the previous year, the net profit for the second quarter and the six-month periods of 2019 were 3.78 million Baht and 6.43 million Baht, decreased from the same period of the