SAAM Energy Development Public Company Limited - 1 - 12 May 2020 Subject: Management Discussion and Analysis for the period ended 31 March 2020 To: The President The Stock Exchange of Thailand SAAM

SAAM Energy Development Public Company Limited - 1 - 7 August 2020 Subject: Management Discussion and Analysis for the period ended 30 June 2020 To: The President The Stock Exchange of Thailand SAAM

the contract (physical delivery), or a party may make cash settlement where the cash difference between the exercise price and the market value or price of the underlying asset or variable at a time or

30 October 2017 At: ACC/HO 057/60 Re: Management Discussion and Analysis for the three-month and nine-month periods ended 30 September 2017 To: President The Stock Exchange of Thailand Homepro’s

Nation U Co., Ltd., the subsidiary of the Company, and change in the accounting policy regarding the record of the land valuation To: Director and Manager The Stock Exchange of Thailand (SET) Attachment

to the Stock Exchange of Thailand from time to time. 2. Related parties and their relationships with the Company Buyer: Nomura Real Estate Development Co., Ltd. (“NRED”) Sellers: Origin Property Public

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

Thailand specified the restrictions shall be imposed by virtue of the law ,along with Clause 1 of the Notification of the Securities and Exchange Commission Re: Rules and time for submitting securities

and time for submitting securities report dated 18 May 1992 and Clause 2(1), Clause 9, Clause 10 Clause 18(6) and clause 19 of the Notification of the Securities and Exchange Commission No. KorNor. 30