Amount and Term of Bond Issuance, and Determination of Date of the Extraordinary General Meeting of Shareholders No.1/2018 (Revised No.3) To: The President of the Stock Exchange of Thailand Enclosure: 1

Translation CEN 016-2020 August 14, 2020 Subject Management Discussion and Analysis for business operation of Quarter 2/2020 To The Manager and President The Stock Exchange of Thailand Capital

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. IVL 004/02/2020 26 February 2020 The President The Stock Exchange of Thailand Subject: Submission of Annual Audited Financial Statements and the Management Discussion and Analysis of

Ref. No. IVL 005/11/2019 11 November 2019 The President The Stock Exchange of Thailand Subject: Submission of Quarterly Review of Financial Statements and the Management Discussion and Analysis of

(Translation) No. CK-19-0000-PO-L-0008 February 28, 2019 Re: Scheduling of the 2019 Annual Ordinary General Meeting of Shareholders and Declaration of Dividend Payment Attn: President of the Stock

the Stock Exchange of Thailand CH. Karnchang Public Company Limited hereby informs the resolutions of the Board of Directors’ Meeting No. 1/2019 which was held on February 28, 2019 as follows: 1

categories of bills of exchange, promisory notes, bonds and debentures but excluding structured notes and debenture imposing obligation on debenture holder. In case the remaining time to maturity of the debt

exchange, promisory notes, bonds and debentures but excluding structured notes and debenture imposing obligation on debenture holder. In case the remaining time to maturity of the debt instruments under

กู้แปลงสภาพ (Convertible Debenture) หุ้นกู้ที่ให้สิทธิแก่ผู้ลงทุน ในการแปลงสถานะจากเจ้าหนี้เป็นเจ้าของร่วมในกิจการได้ในอนาคต Share on : หากท่านเป็นผู้ประกอบการ SME ที่อยู่ในรูปแบบของ “บริษัทจำกัด” และมี