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Ref. No. IVL 002/11/2018 Nov 8, 2018 The President The Stock Exchange of Thailand Subject: Submission of Annual Audited Financial Statements and the Management Discussion and Analysis of Indorama

ended 30 September 2019 To: The President The Stock Exchange of Thailand According to the resolution of the Board of Directors Meeting of Jaymart Public Company Limited ("the Company") No. 4/2019, held on

[COMPANY NAME] Ref.: EFORL IR 036/2019 November 14, 2019 Subject: Management Discussion and Analysis Quarter 3 Ending 30 September 2019 To President The Stock Exchange of Thailand 1. Overview

operating results for the 3-month period and 6-month period ending June 30, 2017 To : President The Stock Exchange of Thailand Diamond Building Products Public Company Limited and its Subsidiary (together

Ref. DBP. 141 / 2017 November 13, 2017 Subject : Clarification on Operating Results for the 3-Month Period and 9-Month Period ending September 30, 2017 To : President The Stock Exchange of Thailand

amended) and the Notification of the Board of Governors of the Stock Exchange of Thailand Re: Disclosure of Information and Other Acts of Listed Companies Concerning the Acquisition and Disposition of

Company Limited (BFS Ground) 3) Bangkok Airways Ground Service Company Limited (PGGS) 4) Bangkok Airways Holding Company Limited (PGH) 5) SA Services Company Limited 6) BFS Cargo DMK Company Limited 7) BAC

Ground) 3) Bangkok Airways Ground Service Company Limited (PGGS) 4) Bangkok Airways Holding Company Limited (PGH) 5) SA Services Company Limited 6) BFS Cargo DMK Company Limited 7) BAC Gourmet House

Ref. DBP. 111 / 2020 August 10, 2020 Subject : Clarification on Operating Results for the 2nd quarter and 6-month period ending June 30, 2020 To : President The Stock Exchange of Thailand Diamond