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

President The Stock Exchange of Thailand Dear Sir, With reference to the Minutes 8/2017 of the Company Directors’ meeting dated August 22, 2017, the Board resolved to approve the audited financial statements

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

ที่ กม Translation No. Gor.Mor. 42/2560 October 10, 2017 President The Stock Exchange of Thailand Dear Madam, Approval for Buying Land for Investment Purposes The Board Meeting of O.C.C. Public

capital To: President The Stock Exchange of Thailand The Extraordinary General Meeting of WCI Holding Public Company Limited (“WCIH”), subsidiary company of E for L Aim Public Company Limited (“EFORL”), no

ที่ กตพ Ref. DBP.045 / 2019 March 19, 2019 Subject : Information Regarding Acquisition of Machinery for Fiber Cement Tile Production (NT-11) To : President The Stock Exchange of Thailand The Board of

1 / 2 IR.009/2018 14 May 2018 Re: Notification of the changes of the Profit and Loss Statement To President The Stock Exchange of Thailand We, T Engineering Corporation Public Company Limited (the

ที่ กตพ Ref. DBP. 080 / 2018 May 31, 2018 Subject : Connected Transaction in Respect of Office Lease Agreement Extension To : President The Stock Exchange of Thailand Diamond Building Products Public

Stock Exchange of Thailand The Board of Directors Meeting of O.C.C. Public Company Limited No. 5/2561 held on October 17, 2018 had resolved to approve the purchase of ordinary shares of Shop Global