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

ICGN Guidance on Integrated Business Reporting Influencing • Connecting • Informing Published by the International Corporate Governance Network 2015. 2nd Edition All rights reserved. Dissemination of

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

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

quarter driven by resilient sales and margins in Integrated PET, USA PX and PIA businesses. Core net profit grew to THB 1.6B • Core EBITDA grew in all segments and in all regions as our products primarily