Ref. No. 1902-009EN February 21, 2019 Subject: Operating Result Clarification for the year 2018 (Ending December 31, 2018) To: Director and Manager of the Stock Exchange of Thailand Ubis (Asia

Ref. PDI/BK-BS-011/2019 25th February 2019 Re: Management Discussion and Analysis (MD&A) For the year ended December 31, 2018 To: President The Stock Exchange of Thailand Due to depletion of Mae Sod

31, 2019) To Director and Manager of the Stock Exchange of Thailand Ubis (Asia) Public Company Limited (“the Company”) would like to clarify on the performance and the financial status had varied over

15, 2019 Subject: MD&A for the financial statements of the 1st quarter of fiscal year 2019 ended as of March 31, 2019 To: The President The Stock Exchange of Thailand Aapico Hitech Public Company

Ref. PDI/BK-BS-076/2018 7th November 2018 Re: Management Discussion and Analysis (MD&A) For the three-month and nine-month periods ended September 30, 2018 To: President The Stock Exchange of

คำอธิบายฝ่ายบริหาร_ENG (Translation) Ref. No. 1811/043EN November 9, 2018 Subject: Operating Result Clarification for Q3/2018 (Ending September 30, 2018) To: Director and Manager of the Stock

(Translation) Ref: EIC-AD043/2019 13 November 2019 Subject: Management Discussion and Analysis for the Performance for Nine-Month Period ended 30 September2019 To: President The Stock Exchange of Thailand The

, 2020 Re: Management Discussion and Analysis (MD&A) For the three-month and six-month periods ended June 30, 2020 To: President The Stock Exchange of Thailand Padaeng Industry Public Company Limited and

capacity was fully occupied, no capacity left to fulfil this segment. The refining service’s volumes also share the Company’s overhead costs, which help to maintain production cost as low as possible. 3

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