quarter of 2016. Sales and Administration cost The company recorded sales and administration cost of 175.80 million Baht for the year ended December 31, 2017 which decreased from the same quarter last year

and Administration cost The company recorded sales and administration cost of 78.93 million Baht in the second quarter of 2017 which decreased from the same quarter last year totaling 3.35 million Baht

expenses in the second quarter of 2017 resulted in gross profit of 13.82%, an increase of 0.72% from gross profit of 13.10% in the second quarter of 2016. Sales and Administration cost The company recorded

expenses in the third quarter of 2017 resulted in gross profit of 14.57%, an increase of 0.71% from gross profit of 15.28% in the third quarter of 2016. Sales and Administration cost The company recorded

3.63% from gross profit of 19.41% in the third quarter of 2016. Sales and Administration cost The company recorded sales and administration cost of 39.64 million Baht in the third quarter of 2017 which

of work volume. Selling expenses amount 27 million Baht nearly same as last year. Administration expenses amount 91 million Baht, decreased by 13 million Baht (13%), which included administration

first quarter of 2018. Sales and Administration Cost The company recorded sales and administration cost of 48.59 million Baht in the first quarter of 2019, which increased from that of the same quarter

cut down the cost and expenses in the second quarter of 2019 resulted in gross profit of 12.92%, a decrease of 1.76% from gross profit of 14.68% in the second quarter of 2018. Sales and Administration

74.02% due to an increase in sales. This resulted in gross profit of 13.66%, decreasing by 1.58% from 15.24% in the first quarter of 2017. Sales and Administration Cost The company recorded sales and

quarter of 2017. Sales and Administration cost The company recorded sales and administration cost of 96.01 million Baht in the second quarter of 2018 which increased from the same quarter last year totaling