since mid of the quarter)  Net profit was B127mn, decreasing 15.4% YoY – from Covid-19 pandemic and effect of new accounting standard adoption of Bt1.41mn.  Total revenue from core business was Bt729mn

business,” “infrastructure business,” “greenfield project,” and “major investor” shall have the same meanings as defined in the Notification of the Capital Market Supervisory Board regarding Rules

Operation of Securities Business and Derivatives Business by Securities Company and Derivatives Intermediary ______________________ By virtue of Section 16/6 and Section 113 of the Securities and Exchange Act

November 12, 2004 1/5 No: SN. 064/2019 Aug 9, 2019 Subject: Clarification of Operating Results and Financial Status of Quarter 3 ended June 30, 2019 Attention: President The Stock Exchange of

average price of the Company’s shares listed on the Stock Exchange of Thailand – MAI (―SET‖) for the previous 15 consecutive business days prior to the resolution of the Board of Directors’ Meeting

MDE05_2017_24May17 (Additional) (Translation) No.10/2017 May 24, 2017 President The Stock Exchange of Thailand Re: Notification of the Resolution of the Board of Directors’ Meeting No. 5/2017 We

Transaction on Acquisition of Assets and Determination of the 2020 Annual General Meeting of Shareholders To: Director and Manager The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the

Ref: FASET 01/2562 February 26, 2019 Subject: Report the operating result for the year ended December 31, 2018 To: President of the Stock Exchange of Thailand Seamico Securities Public Company

26th February 2020 Subject: Transaction to acquire land from a related party. To: President The stock Exchange of Thailand According to the resolution of Board of Directors meeting of S.Kijchai

October 2017 Subject: Notification of the Board of Directors No. 9/2017 on the Company Investment in SUT Hydro Company Limited To: The President The Stock Exchange of Thailand Pursuant Following Hydrotek