, Chatuchak, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขท่ี 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จ ำกดั (มหำชน) (Translation) No. 056/0862 16

, Chatuchak, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขท่ี 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จ ำกดั (มหำชน) (Translation) No. 056/0862 19

, Chatuchak, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขที่ 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จ ำกดั (มหำชน) (Translation) No. 056/0862 20

, Chatuchak, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขท่ี 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จ ำกดั (มหำชน) (Translation) No. 056/0862 23

1 (-Translation-) Ref. No. IRS.025/2019 October 31, 2019 Subject Acquisition of Shares in Hello Bangkok LED Co, Ltd., which is an Assets Acquisition Transaction of the Company, Issuance and Offering

Ocean Commerce Public Company Limited 148/1 Soi Ramintha 14, Ramintra Road , Tharang, Sub - District Bangkok 10230 Tel: 02-943-6663-4 Fax: 02-943-6343 02-943-7740 (Translation) No OCMSET/6106/002

1 ( Translation ) Ref. NEP146-2017 October 25, 2017

Microsoft Word - 00. Project Unicorn - ELCLID of U - Revised Offering Price EN v2 (05122017) - clean.docx 1 (-Translation-) Ref. No. U.SET 024/2560 December 6, 2017 Subject: Notification on the

UNOFFICIAL TRANSLATION Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference. Notification of the Office of the

); the Fuel Ethanol Business EBITDA is THB 41 million (-29% QoQ). In June 2017, the company has informed the Stock Exchange of Thailand of the changes in shareholing structure of Bio-based Product business