Jor 99/2552 Re: Provisions Relating to Offer for Sale of Securities Issued by Foreign Company for Listing on the Stock Exchange of Thailand dated 4 November 2009; (2) The Notification of the Capital

Rules, Conditions and Procedures for Filing of Annual Financial Statements and Preparation of Reports of the Stock Exchange of Thailand

Offering for Sale of Certificates Representing Interest from Underlying Securities by the Subsidiary of the Stock Exchange of Thailand

/2018 December 19, 2018 Re: Notification of Resolutions of the Board of Directors’ Meeting No. 8/2018 Attn.: President The Stock Exchange of Thailand Enclosure 1. Information Memorandum on Acquisition of

DCORP 023/2018 February 28, 2018 Subject: Report on the overall operation for year 2017 ended December 31, 2017 and the decrease in the overall operation more than 20 percent. Attention: President Stock

Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP”) (“The Company”) would like to submit the reviewed financial statements for year 2017 ended December 31, 2017. Such financial

: President Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP” or the “Company”) would like to submit the reviewed financial statements for first quarter of the year 2018 ended March

: President Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP” or the “Company”) would like to submit the reviewed financial statements for first half of the year 2018 ended June 30

Attention: President Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP” or the “Company”) would like to submit the reviewed financial statements for first 9 months of the year 2018

Stock Exchange of Thailand Enclosure 1. Information Memorandum on acquisition of all shares in Nam San 3A Power Sole Co., Ltd. and Nam San 3B Power Sole Co., Ltd of BCPG Public Company Limited to invest