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.IVL005/12/2018 24th December 2018 President The Stock Exchange of Thailand Subject: Integrated PTA-PET assets at Corpus Christi Joint Venture Receives FTC

85.76% from Q1 year 2017. The reason was the delay on the shipment to customers in the first two months of year 2018. The main raw materials’ crop, which is sweet corn, was delayed due to the weather. The

661 6664-5 www.indoramaventures.com Ref.No.IVL001/01/2019 2nd January 2019 President The Stock Exchange of Thailand Subject: Report on the Completion of the Acquisition of the integrated PTA- PET assets

production and able to shipment on time which made company’s selling volume increased. Cost of Sales for Q1 / 2023 and Q1 / 2022 was 432.19 million baht and 290.96 million baht, respectively. It increased

Ref.No.IVL004/03/2018 21st March 2018 President The Stock Exchange of Thailand Subject: Indorama Ventures enters into a Joint Venture to acquire the integrated PTA- PET assets in Corpus Christi, Texas, USA

downstream business in Integrated Oxides and Derivatives based out of advantaged Gulf Coast USA. Indorama Ventures 2nd Quarter 2019 MD&A 2 2Q 2019 Summary Financials Table 1: Core Financials of Consolidated

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

and targeted to lead to $350 million in run-rate cost savings by 2023. These initiatives and the strategic acquisition of the Huntsman Integrated Ethylene and Propylene Oxide (EO & PO) assets (code

THB 2.6B. • Strong performance for Combined PET, given COVID disruption, driven by strong PET demand, higher Integrated PET spread, lower costs, improved PIA margin. • Integrated Oxides & Derivatives