detail as follows: I. The operating revenue breakdown by business segment In the second quarter of 2019, the Company and its subsidiaries’ revenue from sales of real estate decreased from the same period

- Translation - 14 August 2019 Subject: Management’s Discussion and Analysis for the Operating Results of the Second Quarter of 2019 Attention: The President of the Stock Exchange of Thailand Exotic

1/3 L-WAVE ENT 19/2019 14 August 2019 Subject : Management’s Discussion and Analysis for the six-month period ending 30 June 2019 operating results that varied more than 20% compared to the same

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

& Hoeglund Public Company Limited (“the Company”), the management would like to explain the situation that effect to the operating result of the Group companies for the first half of year 2018 as follows; 1

operating results that posted a difference greater than 20% from the preceding year To: Director and Manager the Stocks Exchange of Thailand World corporation public company limited ("the Company") and its

45.00 137.32 -92.32 -67.23% 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

Expenses Summary of the Operating Result as ended 31 March 2020 Construction Income In the 1st quarter of 2020, the company and its subsidiaries gained the construction income of Baht 28.97 million whereas

(“the Company”), the management would like to clarify the operating results for the period of three month ended June 30, 2020 as follows; Summarized of the Statement of income Unit : million Baht Quarter

ที่ บช NO. AC.03/2020 14 August 2020 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 Plc