MDA Q2_2018 (Eng.) August 7, 2018 Subject : Interim Management Discussion and Analysis of Q2/2018 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

MDA Q3_2018 (Eng.) November 7, 2018 Subject : Interim Management Discussion and Analysis of Q3/2018 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

MD&A Q4_2019 (Eng ) February 19, 2020 Subject : Yearly Management Discussion and Analysis of 2019 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

Microsoft Word - MD&A Q1_2020 (Eng ) May 8, 2020 Subject : Interim Management Discussion and Analysis of Q1/2020 Attention : President of The Stock Exchange of Thailand We attach herewith the

MD&A Q2_2020 (Eng ) July 31, 2020 Subject : Interim Management Discussion and Analysis of Q2/2020 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

MD&A Q3_2020 (Eng ) November 2, 2020 Subject : Interim Management Discussion and Analysis of Q3/2020 Attention : President of The Stock Exchange of Thailand We attach herewith the financial

MDA Q3_2019 (Eng ) November 8, 2019 Subject : Interim Management Discussion and Analysis of Q3/2019 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

Combined-Cycle Power Plant Project in the Republic of Indonesia. The registered capital of such indirect joint venture was Indonesian Rupiah 12,000 million. Subsequently in April 2017, RHIS paid 25 percent

beginning of this year, the Company had gain on exchange rate while the Thai Baht value appreciated against US Dollar and the Company had loss on exchange rate in last year As a result of above reason, the

provision for a guarantee of subsidiary - - Net foreign exchange gain 82,660 334,422 -305% Gain from debt restructuring 336,979 586 100% Gain from compromise debt 1,719 - 100% Gain from decreased capital of