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1 No. CC20180504ELE May 15, 2018 Subject Report of the Resolutions of Board of Directors’ Meeting No.2/2018 To President The Stock Exchange of Thailand The Board of Directors’ meeting of Cal-Comp

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นาสูความเปนเลิศ ทั้งในดานพาณิชยและคุณภาพผลิตภัณฑอยางเปนมืออาชพี” May 15, 2018 Subject: Clarification on the cause of changes in operating results over 20 percent. To: Director and Manager The

Palmer & Turner (Thailand) Ltd MJD.IR.014/2561 15 May 2018 Subject : Clarification of the operating result for the year 2018 ended March 31, 2018 To : Director and Manager The Stock Exchange of

1 Translation CEN 024-2018 May 15, 2018 Subject : Management Discussion and Analysis for quarter 1-2018 To : The Manager and President Business operation for 3 month period as ended March 31, 2018 of

(-Translation-) Ref. No. U.SET 027/2018 June 4, 2018 Subject: Acquisition of 50 percent of ordinary shares in the subsidiaries of Sansiri Public Company Limited To: The President The Stock Exchange

1 At JSP 067/2561 (OOP) 14 June, 2018 Subject Notifications of the connected transaction-borrowing from connected person, Appointment of Director replace the directors that were resign before the end

1 10000/055/2018 20 June 2018 Subject: Notification of the Investment in OKEA AS To: Directors and Manager The Stock Exchange of Thailand Bangchak Corporation Public Company Limited (the “Company

1 At JSP 076/2561 (OOP) July 11, 2018 Subject Notifications of the connected transaction-borrowing from connected person To The President, The Stock Exchange of Thailand The Board of Director’s