Ref. DBP. 066 / 2020 May 11, 2020 Subject : Clarification on Operating Results for the 1st Quarter ending March 31, 2020 To : President The Stock Exchange of Thailand Diamond Building Products Public
obligation: 24 January 2020 2.1 (X) Acquisition ( ) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify
obligation: 26 August 2020 2.1 (✔) Acquisition ( ) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify
obligation: 27 October 2020 2.1 (√ ) Acquisition ( ) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify
obligation: 30 October 2020 2.1 (✔) Acquisition ( ) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify
obligation: 23 November 2020 2.1 ( ) Acquisition (✔) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify
obligation: 30 November 2020 2.1 (✔) Acquisition ( ) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify
obligation: 30 November 2020 2.1 ( ) Acquisition (✔) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify
obligation: 25 December 2020 2.1 (✔) Acquisition ( ) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify
obligation: 25 December 2020 2.1 ( ) Acquisition (✔) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify