Chief Executive Officer M Vision Public Company Limited

informed for your acknowledgement. Sincerely Yours, (Mr. Suphot Wanna) Chief Executive Officer

.) Chief Executive Officer Revenue Structure Q2/2018 Q2/2017 Difference Cash-Base Revenue (Walk-In) 670.7 501.0 169.7 33.9% Social Security Scheme Revenue 413.3 299.0 114.3 38.2% Universal Coverage Revenue

same period of last year. Please be informed accordingly. Yours sincerely, (Dr. Ungoon Chantanavich) Chief Executive Officer

Sudbuntad) Chief Executive Officer - 1 - DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED AND ITS SUBSIDIARY MANAGEMENT DISCUSSION AND ANALYSIS (For the Consolidated Financial Statements of the 2nd Quarter

about the Connected Transaction (no.8) - None - Please be informed accordingly Sincerely yours, Dr. Anan Sirimongkolkasem Chairman of Executive Committee

of Executive Committee

of last year. Please be informed accordingly. Yours sincerely, (Mrs. Sutida Suriyodorn) Senior Executive Vice President 2018 2017 Increase (Decrease) % Operating Results : 1st half year Revenue from

business expansion and the increase of interest rate. Please be informed accordingly Sincerely yours, (Mr. Suriya Poolvoralaks) Executive Director and Managing Director http://www.majordevelopment.co.th

. Sincerely yours, (Mr. Tradsin Chongussayakul) Chief Executive Officer and Acting Managing Director T Engineering Corporation Public Company Limited