Sangwithayanon Chief Executive Officer

Srinakarin) Chief Executive Officer

Analysis (MD&A) as attached herewith. Please be informed accordingly. Yours faithfully, For and on behalf of Diamond Building Products Public Company Limited (Mr. Satid Sudbuntad) Chief Executive Officer - 1

275.40 million baht. Please be informed accordingly. Yours sincerely, Mr. Wit Tantiworawong Senior Executive Vice President

contract value of Baht 436.32 million Supareuk Na Songkhla Mr.Supareuk Na Songkhla (Chief Executive Officer)

increase in profit before income tax. Please be informed accordingly. Yours sincerely, (Assoc.Prof.Dr.Chalerm Harnphanich, M.D.) Chief Executive Officer Revenue Structure Q1/2019 Q1/2018 Change General

million baht or 11.22% from 112.45 million baht in Q1/2018 due to the continuous loan repayments. Please be informed accordingly Sincerely yours, (Mr. Suriya Poolvoralaks) Executive Director and Managing

amounting to Baht 1.91 million. Sincerely yours, ___________________________ (Mr.Kusol Sangkananta) Chief Executive Officer

last year by Baht 4.44 million and Baht 5.42 million or 4.10% and 4.51% respectively. Yours sincerely, (Mr. Chuangchai Nawongs) Chief Executive Officer and President

Company reported an increase in net profit of THB 83.12 million or 186.86%. Please be informed accordingly. Yours sincerely, (Mrs. Sutida Suriyodorn) Senior Executive Vice President