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Rules, Conditions and Procedures for Filing of Annual Financial Statements and Preparation of Reports of the Stock Exchange of Thailand

Offering for Sale of Certificates Representing Interest from Underlying Securities by the Subsidiary of the Stock Exchange of Thailand

September 2017 Subject: Notification of the Board of Directors No.8/2017 and the date of the Extraordinary General Meeting of Shareholders No. 1/2017 (Amended) To: The President The Stock Exchange of Thailand

September 2017 Subject: Notification of the Board of Directors No.8/2017 and the date of the Extraordinary General Meeting of Shareholders No. 1/2017 (Amended 2) To: The President The Stock Exchange of

September 2017 Subject: Notification of the Board of Directors No.8/2017 and the date of the Extraordinary General Meeting of Shareholders No. 1/2017 (Amended 3) To: The President The Stock Exchange of

DCORP 023/2018 February 28, 2018 Subject: Report on the overall operation for year 2017 ended December 31, 2017 and the decrease in the overall operation more than 20 percent. Attention: President Stock

Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP”) (“The Company”) would like to submit the reviewed financial statements for year 2017 ended December 31, 2017. Such financial

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