decrease in net profit ratio (ROS) from 17.16% in the nine-month period of 2018 to 15.74% in the same period of 2019. The total expense to total revenue ratio increased from 13.55% in the nine-month period

constant. 3.3 Selling expenses and Distribution expense Selling expense and Distribution expense was increased from the year 2018 in an amounting of Baht 8.77 million or 29.18 percent. Mainly came from

1.09 Million Baht from the prior year. 5. Selling expense decreased amounting to 0.33 Million Baht, accounting for 21.71% from previous year due to the decreased in salary of salesperson 0.20 Million

start recognize revenue from large project in second Quarter of 2019 while the same period of current year the Company hasn’t get any large project. 3.3 Selling expenses and Distribution expense Selling

762.6 (254.9) (33.4) Administrative expenses (84.7) (88.0) (3.3) (3.8) Finance costs (34.1) (26.3) 7.8 29.7 Profit before income tax 388.9 648.3 (259.4) (40.0) Tax income (expense) (28.6) (54.8) (26.2

Administrative Expenses and other expenses For the fiscal year of 2021, the consolidated operating and administrative expense and other expenses were 7,844 million baht, decreasing by 6% y-y. The decrease in

in new projects which in the process of development and construction. Tax income (expense) Tax income (expense) Quarter 1 Quarter 1 Change (Unit: THB Mn) 2023 2024 Amount % Current tax on profit for

other incomes in 2018 was 1.78% of total sales, slightly decreased from 1.88% in 2017. Selling General and Administrative Expense The consolidated SG&A expenses in 2018 equaled to THB 1,372.02 million

revenues 7,542 4,162 3,380 81.2 Cost of service 2,480 2,320 160 6.9 Selling and administrative expenses 330 313 17 5.4 Finance cost 324 320 4 1.3 Interest expense from the MRT Purple Line Project 97 110 (13

previous year the Company has just started adjustment of the business strategy to focus on the large project. 3.3 Selling expenses and Distribution expense Selling expense and Distribution expense was