Sales and Services Description Year 2019 Year 2018 Increase / (Decrease) Million Baht % of Total Revenue Million Baht % of Total Revenue Million Baht % 2nd Quarter (April – June) Revenues from Sales

DCORP 023/2018 February 28, 2018 Subject: Report on the overall operation for year 2017 ended December 31, 2017 and the decrease in the overall operation more than 20 percent. Attention: President Stock

DCORP 024/2018 March 2, 2018 Subject: Report on the overall operation for year 2017 ended December 31, 2017 and the decrease in the overall operation more than 20 percent. (Revised) Attention: President

DCORP 048/2018 May 15, 2018 Subject: Report on the overall operation for first quarter of the year 2018 ended March 31, 2018 and the decrease in the overall operation more than 20 percent Attention

DCORP 070/2018 August 14, 2018 Subject: Report on the overall operation for first half of the year 2018 ended June 30, 2018 and the decrease in the overall operation more than 20 percent Attention

DCORP 084/2018 November 14, 2018 Subject: Report on the overall operation for first 9 months of the year 2018 ended September 30, 2018 and the decrease in the overall operation more than 20 percent

statements, if the revenue received from the Adder expires, it will result in a significant decrease in relation to the revenue or net profit of the RPV group company. (2) JKR As of 16 July 2020, JKR has a

clarifies the changes in the performance over 20% as follows: FINANCIAL PERFORMANCE Consolidated Financial Statements Q1 2018 Q1 2019 Increase/(Decrease) THB mm THB mm THB mm % Total Revenue/1 3,447.1 3,803.0

a reduction of Baht 2.84 million or 6.40 % decrease. In this current year, there were only 2 ongoing projects expected to be completed within this current year and no new awarded one. Service Income

2Q 2020/21 PERFORMANCE ANALYSIS (YOY) In 2Q 2020/21, MACO recorded an operating revenue of THB 507mn, a decrease of 32.2% YoY. The decline on overall performance was from the prolonged impact of COVID