to avoid impact incurred from a decline in the price of DCON's share before DCON disclosed such information to the Stock Exchange of Thailand (SET) on 23 February 2017 at 9.13 p.m. and 9.20 p.m

decline in the price of DCON’s share before DCON disclosed such information to the Stock Exchange of Thailand (SET) on 23 February 2017 at 9.13 p.m. and 9.20 p.m. 27/02/2023 agreed to comply with civil

February 21,2020 Subject: Notification of the disposal of in the Biogas Power Plant Business of Akkrawat Crop Rotation Energy Company Limited Attention: President Stock Exchange of Thailand Demeter

-Translation- 11 August 2017 Subject : The establishment of Vanachai Wood Smith Company Limited To : President The Stock Exchange of Thailand According to the meeting of board committee of Vanachai

-9320 Ref: PLC 2020/003 February 3, 2020 Subject: Disclosure of Connected Transaction Information Regarding Area rental agreement To: The President of the Stock Exchange of Thailand Panjawattana Plastic

Ref.No.IVL004/10/2017 10th October 2017 President The Stock Exchange of Thailand Subject: Acquisition of 100 percent of the Film and Polymer business of DuPont Teijin Indorama Ventures Public Company Limited

661 6664-5 www.indoramaventures.com Ref.No.IVL002/12/2018 11th December 2018 President The Stock Exchange of Thailand Subject: Acquisition of Airbag Yarns Business in Germany and Mexico Indorama

- Translation - Ref: IR61/003 22 February 2018 Subject: Acquisition of Shares in of Phoenix Insurance (Thailand) Public Company Limited (Edited) Attention: President The Stock Exchange of Thailand

of the Stock Exchange of Thailand Seamico Securities Public Company Limited and its subsidiaries (“The Company”) would like to report operating result that has been audited by our auditor for the

. Attention: President Stock Exchange of Thailand Enclosures: 1. Summary of Adjustment of the Exercise Ratio by adjusting Number of ORI- W1 2. Information Memorandum on Asset Acquisition Transaction of Origin