Ref. No. IVL 007/08/2018 Aug 6, 2018 The President The Stock Exchange of Thailand Subject: Submission of Annual Audited Financial Statements and the Management Discussion and Analysis of Indorama

IDH-AC-000-อส6305/04.00 11 May 2020 Re: Management Discussion and Analysis Operating results for the three-month period ended 31 March 2020 To: President The Stock Exchange of Thailand Overview of

1 GLOCON.018/2020 May 15th, 2020 Subject Management’s discussion and analysis for 1st quarter of 2020 Attn. The President The Stock Exchange of Thailand Management’s analysis Consolidated Financial

President The Stock Exchange of Thailand Takuni Group Public Company Limited (“The Company”) and its subsidiaries (“The Group”) would like to clarify the change in operating result for the period ended 30

, Samutsakhon 74000 No. DOD43/2563 May 14, 2020 To: The President The Stock Exchange of Thailand (SET) Subject: Management’s Discussion and Analysis for the first Quarter of 2020 DOD Biotech Public Company

., Ltd and appointment of member of audit committee. (Revised) To: President The Stock Exchange of Thailand Enclosure: Information Memorandum regarding the Acquisition of Asset of Demeter Corporation

/2019 (additional) To Director and Manager The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the Acquisition of Assets (Schedule 1) Regarding the Purchase of the Ordinary Shares of KPN

/2019 (2nd additional) To Director and Manager The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the Acquisition of Assets (Schedule 1) Regarding the Purchase of the Ordinary Shares of

. 5. General Characteristics of the Transaction Transaction Type: Acquisition or Disposal of Assets of Category 2 as classified following the Notification of the Stock Exchange of Thailand Consideration

Limited Attention: President Stock Exchange of Thailand Enclosure: Information Memorandum on Connected Transaction of the Company Concerning Acquisition of Shares in CS LOXINFO Public Company Limited