www.filtervision.co.th -English Translation- 28 February 2020 Re: Report of the resolutions of the Board of Directors’ Meeting No. 1/2020 of Filter Vision PCL. (capital reduction, capital increase

half of 2019 of Baht 3,722 million (Baht 2.00 per share). At the same time, revaluation gains on available-for-sale investments increased by Baht 7,099 million while losses on translation of the

-Translation- No. ECF2 005/2019 17 January 2019 Subject: Cancellation of the resolutions of the Board of Directors’ Meeting No. 13/2018 in relation to the investment in the ordinary shares of S-TREK

TRANSLATED VERSION codified up to No.2 as of July 10, 2015 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference

TRANSLATED VERSION codified up to No.3 as of November 24, 2014 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference

CDP Financial Services Questionnaire 2022 Glossary Translation of this glossary was made possible through funding from the UK PACT GREEN RECOVERY FUND. CDP Financial Services Questionnaire 2022

, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขท่ี 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จ ำกดั (มหำชน) (Translation) No. 079/0960 25

, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขท่ี 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จ ำกดั (มหำชน) (Translation) No. 082/0960 25

, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขท่ี 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จ ำกดั (มหำชน) (Translation) No. 084/0960 26

UNOFFICIAL TRANSLATION Codified up to No. 10 As of 24 October 2018 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference