increase in transportation cost of Baht 1.51 million but the cost of services decreased by Baht 0.28 million. The Corporate Group’s total cost of sales and services in the 6-month period of year 2017

percent, due to the increase in transportation cost of Baht 2.82 million and increase in the cost of services of Baht 4.60 million. The Corporate Group’s total cost of sales and services in the 9-month

statements) Items Third quarter of 2017 Third quarter of 2016 Increased (Decreased) Amount % 1.1 Revenues from construction Baht 2,327.23 million Baht 2,076.76 million Baht 250.47 million 12.06 1.2 Cost of

benefits of Baht 13.81 million. Cost of services was Baht 102.96 million, which increased from the same period of previous year by Baht 6.89 million or 7.17 percent, due to the increase in transportation

revenue of 40.18 million Baht. The cost of sales amounted to 30.53 million Baht, while selling and administrative expenses and financial Gosts were 7.05 million Baht in total. Net income for the period of

2018 First quarter of 2017 Increased (Decreased) Amount % 1.1 Revenues from construction Baht 2,250.87 million Baht 1,971.42 million Baht 279.45 million 14.18 1.2 Cost of construction 93.35 % 91.49

% 3.86 0.79% 2 0.54% 1.86 93.34 Cost of service 331.19 77.17% 385.15 79.14% 280.33 75.87% 104.82 37.39 Expenses of sales 12.69 2.96% 11.07 2.28% 11.32 3.06% -0.25 -2.21 Expenses of management 48.24 11.24

margin 95,426 83,001 12,425 14.97% Selling Expenses (24,213) (22,124) 2,089 9.44% Admin Expenses (28,825) (18,495) 10,330 55.85% Finance cost 831 946 (115) (12.16%) Net profit 30,641 28,250 2,391 8.46

31 March 2020 Ratio 2019 Ratio Increase / (Decrease) Amount % Service revenue 646.34 100% 480.92 100% 165.42 34.40 Cost of service 531.42 82.22% 404.10 84.03% 127.32 31.51 Gross profit 114.91 17.78

% Sale 1,455.25 100.00% 1,837.13 99.74% (381.88) (20.79%) Service 0.00 0.00% 4.88 0.26% (4.88) (100.00%) Total Revenues 1,455.25 100.00% 1,842.01 100.00% (386.76) (21.00%) Cost of Goods Sold (1,319.00