Exchange of Thailand CH. Karnchang Public Company Limited hereby informs the resolutions of the Board of Directors’ Meeting No. 1/2019 which was held on February 28, 2019 as follows: 1. Resolved to approve

the Stock Exchange of Thailand CH. Karnchang Public Company Limited hereby informs the resolutions of the Board of Directors’ Meeting No. 1/2019 which was held on February 28, 2019 as follows: 1

Ref. No. IVL 002/11/2018 Nov 8, 2018 The President The Stock Exchange of Thailand Subject: Submission of Annual Audited Financial Statements and the Management Discussion and Analysis of Indorama

Ref. No. IVL 007/05/2018 May 10, 2018 The President The Stock Exchange of Thailand Subject: Submission of Annual Audited Financial Statements and the Management Discussion and Analysis of Indorama

has disclosed the issue about the procurement process of raw materials to The Stock Exchange of Thailand in Global Green Chemicals Public Company Limited Management’s Discussion and Analysis | 3 2Q2018

stemmed from the relocation of the manufacturing base of hard disk drive to Thailand earlier. Meanwhile, public spending in capital expenditure slightly declined from the high base of last year. For export

equipment in line with the import of capital goods which partly stemmed from the relocation of the manufacturing base of hard disk drive to Thailand earlier. Meanwhile, public spending in capital expenditure

Bt5,792mn, growing 10% YoY, despite global economic challenges and political uncertainties in Thailand during 2Q-3Q23. The emphasis was on high- margin services beyond connectivity with enhanced technology

Transaction on Acquisition of Assets and Determination of the 2020 Annual General Meeting of Shareholders To: Director and Manager The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the

, 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