’ Meeting Attn.: President of the Stock Exchange of Thailand CH. Karnchang Public Company Limited hereby notifies the Stock Exchange of Thailand that the Board of Directors’ Meeting No. 4/2017, held on August

trust issued by foreign ETF . “ underlying shares of ETF ” means shares which are registered as listed securities in the Stock Exchange of Thailand or foreign exchange, as the case may be, which are in a

Writer Ref. No. 088/2561 11 May 2018 SUBJECT : Management Discussion and Analysis ending 31 March 2018 ATTN : President of the Stock Exchange of Thailand The Company realized profit for the first

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

May 12, 2018 Subject: Clarification of Operating Results for The three -month period ended March 31, 2018 Attention: President The Stock Exchange of Thailand Further to our submission of the report

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

661 6664-5 www.indoramaventures.com Ref.No.IVL002/07/2019 30th July 2019 President The Stock Exchange of Thailand Subject: Acquisition of Speciality Fibers Business of Sinterama Indorama Ventures Public

661 6664-5 www.indoramaventures.com Ref.No.IVL002/12/2018 11th December 2018 President The Stock Exchange of Thailand Subject: Acquisition of Airbag Yarns Business in Germany and Mexico Indorama

661 6664-5 www.indoramaventures.com Ref.No.IVL003/12/2018 20th December 2018 President The Stock Exchange of Thailand Subject: Acquisition of Specialty PET Business in Germany Indorama Ventures Public

661 6664-5 www.indoramaventures.com Ref.No.IVL004/12/2018 24th December 2018 President The Stock Exchange of Thailand Subject: Acquisition of PET Recycling Assets in USA Indorama Ventures Public Company