Ref. DBP. 068 / 2018 May 14, 2018 Subject : Clarification on operating results for the 1st Quarter ending March 31, 2018 To : President The Stock Exchange of Thailand Diamond Building Products Public

and reason for relative financial performance on the items varies more than 20% compared to same quarter of previous year. The company, hereby, explains the Q1-2018 operating performance compared to Q1

MATI 17/2561 May 14, 2018 Subject Reporting First Quarter Consolidated Financial Statement which ended at March 31, 2018 To Director and Manager, The Stock Exchange of Thailand For three-month period

the 2 nd quarter of 2017 and 2018, the Company generated the total revenues from hospital operations in amounts of Baht 99.19 million and Baht 108.16 million, respectively, resulting in an overall

Directors Meeting No. 6/2018. 2. Approved the company’s performance and Financial Statement in the second quarter of 2018. 3. The meeting unanimously approved the appointment Mr. Yen, Ming-Shan to be Vice

-month of 2018 was Baht 249.82 million decreased by 41% compared to the same period of last year in line with the decreasing in revenue from sales and services. In addition, in the first quarter of 2017

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

(Translation) UAC.CS/016/2018 August 14, 2018 Subject: Explanation of the operating results for the second quarter period ended June 30, 2018 To: President The Stock Exchange of Thailand Attachment

MATI 19/2561 August 14, 2018 Subject Reporting Quarter 2 Consolidated Financial Statement which ended at June 30, 2018 To Director and Manager, The Stock Exchange of Thailand For six-month period

“Company”) would like to clarify in operating performance for the 2nd quarter (three months period) ended June 30, 2018. The Company’s net profit was Baht 31.72 Million which increased Baht 19.61 Million or