661 6664-5 www.indoramaventures.com Ref.No.IVL005/12/2018 24th December 2018 President The Stock Exchange of Thailand Subject: Integrated PTA-PET assets at Corpus Christi Joint Venture Receives FTC

Ref.No.IVL004/11/2017 9th November 2017 President The Stock Exchange of Thailand Subject: Acquisition of PTA and Utility assets in Portugal Indorama Ventures Public Company Limited (“IVL”) would like to inform

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

27 February 2019 Subject :Management discussion and analysis of financial statement for the year 2018, ended December 31, 2018 Attention :Director and Manager The Stock Exchange of Thailand The

14 November 2018 Subject :Management discussion and analysis of financial statement for three-month period ended 30 September 2018 Attention :Director and Manager The Stock Exchange of Thailand The

and Manager The Stock Exchange of Thailand The operating performance for three-month period ended 30 September 2017 of Mahachai Hospital Public Company Limited was highlighted as follow: 1. Company

the framework of information exchange and capacity building for FinTech development and sustainable finance may also be raised for discussion during the summit.Furthermore, SEC Secretary-General and

No. WHAUP-CS014-2562 1 8 August 2019 Re Share Acquisition in Duong River Surface Water Plant JSC in Vietnam Dear President The Stock Exchange of Thailand WHA Utilities and Power Public Company

Ref.No.IVL002/07/2018 19th July 2018 President The Stock Exchange of Thailand Subject: Acquisition of Packaging Business in Egypt Indorama Ventures Public Company Limited (“IVL” or the “Company”) would like to

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