Ref.No.IVL006/05/2018 14 th May 2018 President The Stock Exchange of Thailand Subject: Acquisition of Equity stake in Avgol Industries 1953 Ltd., Israel The Board of Directors’ Meeting No. 3/2018 of Indorama

MATI 03/2563 February 28, 2020 Subject Report on Year End Period Consolidated Financial Statement which ended on December 31, 2019 To Director and Manager The Stock Exchange of Thailand Matichon

Manager The Stock Exchange of Thailand The operating performance for three-month period end 30 June 2019 of Mahachai Hospital Public Company Limited compared to the prior year was decreasing in net profit

, compared to the previous year To President of the Stock Exchange of Thailand The financial statements in which the equity method is applied of Union Plastic (Public) Company Limited for the three-month

August 7, 2019 Re : Management Discussion and Analysis for Q2/2019 To : Director and Manager of the Stock Exchange of Thailand Revenue from sales and rendering of services L&E’s consolidated revenue

the previous yearly. To: The President The Stock Exchange of Thailand In the fourth quarter of the year, the Thai economy grew by only 2.4%, which is contracted according to domestic factors. Especially

previous Quarterly To: The President The Stock Exchange of Thailand As a result of the trade war, both the United States and China have pulled the world economy down sharply and may cause a recession in the

the previous Quarterly To: The President The Stock Exchange of Thailand At present, the Thai economy and other countries in the world, there are clear direction of growth in the downtrend. The rate of

, Samutprakarn 10280, Thailand Tel. 66 2323 1085..96 Fax. 66 2323 9283 (Translation) August 10, 2018 Subject: Management Discussion and Analysis (MD&A) of Q2/2018 To: Director and manager The Stock Exchange of

(Translated) February 18, 2020 Ref FSS 024/2020 Subject: Clarification of Company’s Operating Result for the year ended December 31, 2019 To The President and Director The Stock Exchange of Thailand