ที่ บช NO. AC. 03/2019 14 August 2019 Subject: Inform the operating performance for the second quarter of 2019 To: The President of the Stock Exchange of Thailand M.K. Real Estate Development Plc

-74.72% Operating results for each business segment are shown below: 1. Manufacturing and Selling of Special Cutting Tools unit: THB million 2019 2018 Change (THB million) Change (%) Revenue from External

Discussion and Analysis for the Second Quarter of 2019 To: The President The Stock Exchange of Thailand Seven Utilities and Power Public Company Limited (“the Company”) would like to report the operating

November 12, 2004 1/4 (-Translation-) No: SN. 029/2018 May 14, 2018 Subject: Clarification of Operating Results and Financial Status the six-month period ended March 31, 2018 Attention: President The

/2561 June 19, 2018 Subject: Management’s discussion and analysis of the Company’s operating results for Q1/2018 period To: President The Stock Exchange of Thailand DOD Biotech Public Company Limited

/2561 August 7, 2018 Subject: Management’s discussion and analysis of the Company’s operating results for Q2/2018 period To: President The Stock Exchange of Thailand DOD Biotech Public Company Limited

Puri Power (Thailand) Co.,Ltd. SAFE invest in Bina 49.00% and SAFE Biomass Co.,Ltd. SAFE invest in SAFE Biomass Co.,Ltd. 100.00%. The Company shall recognize the sharing of operating performance total

- Translation - 9 November 2018 Subject: Management’s Discussion and Analysis for the Operating Results of the 3 rd Quarter of 2018 Attention: The President of the Stock Exchange of Thailand Exotic

ที่ บช NO. AC.004/2018 13 November 2018 Subject: Clarification of changes in operating performance of more than 20% To: The President of the Stock Exchange of Thailand M.K. Real Estate Development

equipment and IT technology including others relating technology which was launched for the first time in this event. Operating Results Overview Operating results of the Company for three-month and nine-month