) Public Company Limited ( the “Company”) would like to clarify its operation results for the Fiscal Year 201 9 (ended September 30th, 2019 ) of the Company and its subsidiaries, as follows: (Unit: million

) Public Company Limited ( the “Company”) would like to clarify its operation results for the Quarter1/FY2020 ( ended December 31st, 2019) of the Company and its subsidiaries, as follows: (unit: million baht

) Public Company Limited ( the “Company”) would like to clarify its operation results for the Quarter2/FY2020 (ended March 31st, 2020) of the Company and its subsidiaries, as follows: (unit: million baht) Q2

Following the earthquake in Thailand in the afternoon of March 28, 2025 which has caused public concern regarding potential impacts on Thailand's economy and financial system, key economic and

Public Company Limited (20 percent). Management Discussion and Analysis For the Three-month and Six-month Periods Ended 30 June, 201" Page 2 1.3 Secur ities Sale Deed to increase investment propor tion in

of 5.52 percent and increase in the cost of sales and services of 6.97 percent. Net Profit (NP) The Corporate Group’s net profit and net earnings per share of year 2018 increased from the same period

Ref. DBP. 024 / 2020 February 25, 2020 Subject : Clarification on Operating Results of Year 2019 To : President The Stock Exchange of Thailand Diamond Building Products Public Company Limited and its

Products Public Company Limited and its Subsidiary (together referred to as “Corporate Group”) would like to clarify on the operating results according to the consolidated financial statements for the 1st

reference. 14 Notification of the Capital Market Supervisory Board No. TorThor. 35/2556 Re: Standard Conduct of Business, Management Arrangement, Operating Systems, and Providing Services to Clients of

reference. Notification of the Capital Market Supervisory Board No. TorThor. 35/2556 Re: Standard Conduct of Business, Management Arrangement, Operating Systems, and Providing Services to Clients of