R&B Food Supply Public Company Limited 24 February 2020 Re Management Discussion and Analysis for the year 2019 Attn. The President The Stock Exchange of Thailand (SET) R&B Food Supply Public Company

R&B Food Supply Public Company Limited 15 May, 2020 Re Management Discussion and Analysis for the First Quarter ended March 31, 2020 Attn. The President The Stock Exchange of Thailand (SET) R&B Food

YONG THAI PUBLIC COMPANY LIMITED 633/14 Sathupradit Road, Yannawa, Bangkok 10120 Thailand Tel. (662) 2943364-8, Fax : (662) 2943373 YTC 12/2019 May 15, 2019 To : The President The Stock Exchange of

YONG THAI PUBLIC COMPANY LIMITED 633/14 Sathupradit Road, Yannawa, Bangkok 10120 Thailand Tel. (662) 2943364-8, Fax : (662) 2943373 YTC 17/2019 August 14, 2019 To : The President The Stock Exchange

of the Stock Exchange of Thailand For the year 2019 period ended of December 31, 2019 operating result of S.Pack & Print Public Company and Its Subsidiary in Statement of Comprehensive Income net

, where most of the refinery’s feedstock was sourced from Venezuela and produced half of the company’s asphalt supply, shut down. Mr, Sittilarp had accessed the information from the company director meeting

ที่มป - Translation - Ref : JKNGB-004-05/2018 May 11, 2018 Re: Information Memorandum on Connected Transaction on Office Space Lease Attn.: President The Stock Exchange of Thailand Enclosure

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

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ที่ กบร No. Kor Bor Ror. 032/2017 November 9, 2017 President The Stock Exchange of Thailand Re : Increase of the investment proportion in the ordinary shares of Pattaya Manufacturing Co., Ltd. Dear