is growing instead of print media. Combined with the rigorous policy of reducing costs particularly, the voluntary redundancy program that company has started since the fourth quarter of 2016. However

website in the country. The digital media is growing instead of print media. Combined with the rigorous policy of reducing costs particularly, the voluntary redundancy program. In addition, in the fourth

in competitor and the economic downturn in the country. Gross Profit The Company’s gross profit in 2017 is THB 99.52 million equivalent to 25.30 percent, in which the gross profit margin of the Company

competitor and the economic downturn in the country. Gross Profit The Company’s gross profit in 2017 is THB 99.52 million equivalent to 25.30 percent, in which the gross profit margin of the Company has

equivalent to 14.00 percent which resulted from increasing in competitor and effect from Coronavirus Disease19. In addition, revenue from contract works and revenue from rental incomes is increased by THB

mainly decreased from the customers of the Government. According to the increased of the market competition both of the competitor and the pricing, some projects could not continue to extend the services

by THB 29.59 million or equivalent to 20.22 percent due to increases in competitor and the economic downturn in the country. Gross Profit The Company’s gross profit for 1st Quarter 2017 is THB 31.00

to 13.22 percent due to increases in competitor and the economic downturn in the country. Gross Profit The Company’s gross profit for 2nd Quarter 2017 is THB 60.46 million equivalent to 27.01 percent

the increased of the market competition both of the competitor and the pricing, some projects could not continue to extend the services. However, the Private sector’s customer has continued growth, both

rates for Thai income earners. These estimates are Thailand’s first from a rigorous model and the actual data set. 7 The Model (1) • The Dynamic of Stochastic Savings • The Stochastic Income