RP-AC 001/2020 February 27, 2020 Subject Clarification of 2019 Operating Results To Directors and Managers of the Stock Exchange of Thailand Richy Place 2002 Public Company Limited (RICHY) would like

securities of Glow Energy Public Company Limited, and the scheduling of Extraordinary General Meeting of Shareholders No. 1/2018 Attention: President Stock Exchange of Thailand Enclosure: Information

deemed as acquisition or disposal of assets, and the notification of the Board of Governor of the Stock Exchange of Thailand Re: Disclosure of information and other acts of listed companies concerning the

1 Ref. No. IVL 007/08/2017 9 Aug 2017 The President The Stock Exchange of Thailand Subject: Submission of Quarterly Reviewed Financial Statements and the Management Discussion and Analysis of

Operation of the Year 2019 Attention: Directors and Manager, The Stock Exchange of Thailand N.D. Rubber Public Company Limited (“the Company”) would like to present the MD&A for the Three- Month and Twelve

005/2017 24 November 2017 Subject: Informing on the acquisition of assets of ZIGA Innovation Public Company Limited Attention: The President The Stock Exchange of Thailand Attachment: Disclosure of

27 April 2020 To: The President The Stock Exchange of Thailand Re: Q1-2020 Operating Results We, Delta Electronics (Thailand) Public Company Limited (the “Company”) would like to notify the Company’s

the shareholding in subsidiary companies To: President The Stock Exchange of Thailand Attachment: 1. Structure of the shareholding in subsidiary companies 2. Information on the Connected Transaction of

SAAM Energy Development Public Company Limited - 1 - 4 January 2019 Subject: Management Discussion and Analysis for the year ended 31 December 2017 To: The President of the Stock Exchange of Thailand

73 1 / 3 Pef. MD 004/2018 20th February 2018 Subj Management Discussion and Analysis (MD&A) of 2017 Dear Managing Director of Stock Exchange of Thailand We, Patum Rice Mill and Granary Public Company