Our Ref: APURE 019/2023 12 May 2023 Subject Clarification on First Quarter’s Operating Performance (1/2023) Attn. To The Director and President of the Stock Exchange of Thailand The company clarifies

seeking listing on the Stock Exchange of Thailand’s LiVe Exchange. A public and stakeholder hearing on the matter was conducted during the months of May and June 2022.  The SEC later issued a notification

oil production reduction, which left the global OECD oil stock falling below its 5 year average. Dubai crude price in Q3/2018 on average increased by 2.15 $/BBL when compared to Q2/2018 which was due to

Ref. No. IVL 007/05/2018 May 10, 2018 The President The Stock Exchange of Thailand Subject: Submission of Annual Audited Financial Statements and the Management Discussion and Analysis of Indorama

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

Ref.No.IVL012/08/2017 15th, August 2017 President The Stock Exchange of Thailand Subject: Acquisition of the Tire Cord business of DuraFiber, Mexico Indorama Ventures Public Company Limited (“IVL”) would like to

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.IVL004/12/2018 24th December 2018 President The Stock Exchange of Thailand Subject: Acquisition of PET Recycling Assets in USA Indorama Ventures Public Company

Aapico Vinfast Auto Parts Company Limited: Joint Ventured of the Company To: The President The Stock Exchange of Thailand Aapico Hitech Public Company Limited (“the Company”) hereby discloses the

Stock Exchange of Thailand AAPICO Hitech Public Company Limited (“the Company”) would like to explain the consolidated financial statements of the Company for the 2nd quarter of fiscal year 2024 ended as