10th May, 2018 Subject: Management Discussion and Analysis (MD&A) of the financial as at and for three months’ period ending 31st March, 2018 Attention: President The Stock Exchange of Thailand P.C.S

-TRANSLATION- 25 February 2019 Subject : Management Discussion and Analysis for 2018 Attention : President The Stock Exchange of Thailand An overview of the results in the passing The performance in

1 Ref: CK-19-0000-AFD(AC)-L-0054 November 14, 2019 Subject: Clarification on Operating Result and Financial Position for the nine-month ended September 30, 2019 Attention: President The Stock

subsidiaries Ref. PDI/BK-BS-008/2020 20th February 2020 Re: Management Discussion and Analysis (MD&A) For the year ended December 31, 2019 To: President The Stock Exchange of Thailand Padaeng Industry Public

-TRANSLATION- 25 February 2020 Subject : Management Discussion and Analysis for 2019 Attention : President The Stock Exchange of Thailand An overview of the results in the passing The performance in

-TRANSLATION- 11 August 2017 Subject : Management Discussion and Analysis for Q2/2017 Attention : President The Stock Exchange of Thailand An overview of the results in the passing The performance in

No.IFEC/SorNorBor/2017/0051 August 25, 2017 Subject: Submission of operation results for the year of 2016 and clarification. To: President The Stock Exchange of Thailand Inter Far East Energy

-TRANSLATION- 14 November 2017 Subject : Management Discussion and Analysis for Q3/2017 Attention : President The Stock Exchange of Thailand An overview of the results in the passing The performance

-TRANSLATION- 28 February 2018 Subject : Management Discussion and Analysis for 2017 Attention : President The Stock Exchange of Thailand An overview of the results in the passing The performance in

: President The Stock Exchange of Thailand CH. Karnchang Public Company Limited (“the Company”) and its subsidiaries would like to clarify the consolidated operating result and financial position for the year