November 29, 2018 Subject Change of payment method for investment in acquisition and sale of tap water in some areas of Phuket and some areas of Phangnga. To Director and Manager The Stock Exchange

: President The Stock Exchange of Thailand We, Indorama Ventures Public Company Limited (“IVL” or the “Company”) would like to disclose the resolutions of the Company’s Board of Directors passed on January 9

4,900,000 shares at 10.00 Baht per share (par value) in total not more than 49,000,000.00 Baht, this transaction is considered as the asset conforming to the announcement of The Stock Exchange of Thailand

Ref.No.IVL012/08/2017 15th, August 2017 President The Stock Exchange of Thailand Subject: Acquisition of the Tire Cord business of DuraFiber, Mexico Indorama Ventures Public Company Limited (“IVL”) would like to

(-Translation-) Ref. No. U.SET 030/2018 27 June 2018 Subject: Setting up of a new subsidiary To: The President The Stock Exchange of Thailand U City Public Company Limited (the “Company”) would like

(-Translation-) Ref. No. U.SET 035/2018 September 13, 2018 Subject: Setting up a new subsidiary To: The President The Stock Exchange of Thailand U City Public Company Limited (the “Company”) would

(-Translation-) Ref. No. U.SET 046/2018 18 December 2018 Subject: Setting up a new subsidiary To: The President The Stock Exchange of Thailand U City Public Company Limited (the “Company”) would like

President, The Stock Exchange of Thailand Enclosure: Information Memorandum regarding to the Acquisition of Assets The Extraordinary General Meeting of WCI Holding Public Company Limited., subsidiary company

– Translation – GRC-02/2020/026 12 November 2020 Subject: Establishment of New Subsidiaries To: President The Stock Exchange of Thailand Singha Estate Public Company Limited ("the Company") would

No. SN.LK 017/2018 May 11, 2018 Subject Management Discussion and Analysis Quarter 1 Ending 31 Mar 2018 To The President The Stock Exchange of Thailand Indara Insurance Public Company Limited would