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.IVL004/01/2019 16th January 2019 President The Stock Exchange of Thailand Subject: Report on the Completion of the Acquisition of PET Recycling Assets in USA

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

661 6664-5 www.indoramaventures.com Ref.No.IVL001/01/2020 6th January 2020 President The Stock Exchange of Thailand Subject: Report on the Completion of the Acquisition of the Integrated Oxides and

661 6664-5 www.indoramaventures.com Ref.No.IVL005/03/2020 19th March 2020 President The Stock Exchange of Thailand Subject: Update on the construction of the integrated PTA-PET assets in Corpus Christi

(-Translation-) Ref. No. U.SET 027/2018 June 4, 2018 Subject: Acquisition of 50 percent of ordinary shares in the subsidiaries of Sansiri Public Company Limited To: The President The Stock Exchange

November 1, 2017 Re: Clarification on Extension of the Acquisition and Subscription of Shares in Hero Experience Co., Ltd. To: President The Stock Exchange of Thailand As Demeter Corporation Public Company