ที่ กตพ Ref. DBP. 073 / 2019 May 13, 2019 Subject : Clarification on Operating Results for the 1st quarter ending March 31, 2019 To : President The Stock Exchange of Thailand Diamond Building

(Translation) No. IR/2561/047 1 October 2018 Subject: Resolutions of the Board of Directors' Meeting regarding entering into transaction with connected person To: President The Stock Exchange of

รายงานการประชุมคณะกรรมการตรวจสอบ ครั้งที่ 4/2548 Page 1/11 Ref. SET-2020-004 17 March 2020 Subject: Notification of the resolutions of the Board of Directors’ Meeting No. 2/2020 on the restructure of

our power selling prices are set at a premium to. Steam Sales to Industrial Users (IUs)  Steam sales to industrial users in Thailand decreased 5.5% year-on-year from Baht 420 million for 9M’2016 to

ที่ กตพ Ref. DBP. 108 / 2019 August 13, 2019 Subject : Clarification on Operating Results for the 2nd quarter and 6-month Period ending June 30, 2019 To : President The Stock Exchange of Thailand

Ref. DBP. 153 / 2019 November 11, 2019 Subject : Clarification on Operating Results for the 3rd quarter and 9-month Period ending September 30, 2019 To : President The Stock Exchange of Thailand

1.4 All i trans perce 1.5 Land vaca ation on the R turing and C r and Manag ock Exchange ation Memor ivestment of Group Public No. 11/2017, material resolu withstand th s, to commit n which it ha o

Eng_MD&A Q2'18 (Translation) August 14, 2018 Ref: SET-2018-016 Re: Management Discussion and Analysis for Quarter 2’ 2018 Attn. to: President The Stock Exchange of Thailand Filter Vision Public

(Translation) November 14, 2018 Ref: SET-2018-017 Re: Management Discussion and Analysis for Quarter 3’ 2018 Attn. to: President The Stock Exchange of Thailand Filter Vision Public Company Limited

. Remark: The used exchange rate of THB 34.5092 per USD on this document was from the average foreign exchange counter rates quoted by commercial banks during 2 May 2017 to 26 May 2017 announced by the Bank