and Exchange Commission hereby prescribes the following rules: Clause 1. In this notification: “short sale” means a sale of securities that must be borrowed in order to complete delivery; “customer

Attn : The Directors and The MAI Manager Ref: Dimet ACC 1711/001 November 9, 2017 Attention: The Directors and The MAI Manager The Stock Exchange of Thailand Subject: Report on Q1’s performance Dear

major customer in the future. Then, the Company had entered the agreement with those entity by set up the strict payment conditions. At the present, 10% of the program right fee has been collected and the

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

E141117 Our Ref: TL034/17 November 14, 2017 The Stock Exchange of Thailand 93, The Stock Exchange of Thailand Building Ratchadapisek Road, Dindaeng, Bangkok 10400 Attention: The President Dear Sir

ACC1/20-012 February 25, 2020 Subject: Management Discussion and Analysis for the year ended December 31, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

At Hor-For 0126/2550 August 8th, 2017 At Hor-For 0101/2560 Subject Notification of the performance of 2nd quarter ended June 30, 2017 Attn Directors and Manager, The Stock Exchange of Thailand We

operating result for Q1/2018 more than 20% Attention : The Director and Manager of the Stock Exchange of Thailand For the Q1/2018 period ended of March 31, 2018 operating result of S.Pack & Print Public

Attn : The Directors and The MAI Manager Ref: Dimet AC 1811/001 November 13, 2018 Attention: The Directors and The MAI Manager The Stock Exchange of Thailand Subject: Report on Q.1’s performance

AC 52/07-003 ACC1/19-055 November 11, 2019 Subject: Management Discussion and Analysis Quarter 3 Ending September 30, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech