661 6664-5 www.indoramaventures.com Ref.No.IVL002/02/2019 25th February 2019 President The Stock Exchange of Thailand Subject: Report on the Completion of the Acquisition of Fibers Business in Brazil

Ref.No.IVL003/10/2017 05th October 2017 President The Stock Exchange of Thailand Subject: Report on the Completion of the Acquisition of the Tire Cord business of DuraFiber in France With reference to the

661 6664-5 www.indoramaventures.com Ref.No.IVL001/03/2019 1st March 2019 President The Stock Exchange of Thailand Subject: Report on the Completion of the Acquisition of Airbag Yarns Business in Germany

Ref.No.IVL011/05/2018 25th May 2018 President The Stock Exchange of Thailand Subject: Report on the Completion of the Acquisition of PET Business in Brazil With reference to the disclosure made by Indorama

661 6664-5 www.indoramaventures.com Ref.No.IVL003/10/2018 31st October 2018 President The Stock Exchange of Thailand Subject: Report on the Completion of the Acquisition of Tire-Cord Business in the

661 6664-5 www.indoramaventures.com Ref.No.IVL004/11/2018 14th November 2018 President The Stock Exchange of Thailand Subject: Report on the Completion of the Acquisition of Packaging Business in Egypt

661 6664-5 www.indoramaventures.com Ref.No.IVL007/11/2018 26th November 2018 President The Stock Exchange of Thailand Subject: Report on the Completion of the Acquisition of worsted wool yarns business

661 6664-5 www.indoramaventures.com Ref.No.IVL001/10/2019 3rd October 2019 President The Stock Exchange of Thailand Subject: Report on the Completion of the Acquisition of Packaging Business in Nigeria

reference. PAGE 2 Notification of the Securities and Exchange Commission No. Kor Thor. 8/2549 Re: Preparation and Disclosure of Financial Statements of Derivatives Business Operators By virtue of Section 9

reference. Notification of the Securities and Exchange Commission No. Kor Thor. 8/2549 Re: Preparation and Disclosure of Financial Statements of Derivatives Business Operators By virtue of Section 9 and