support the growth of business continuity render to these selling expenses are increase. . Administration expenses The Group has administration expenses increase from the same period of previous year Baht

be a potential market in the future. For Medical Devices; There is still intense competition in both domestic and foreign markets. Market leaders use price strategies to gain market share. But the

business relating to the main business of the Company and make the payment for assets acquisition with share of WCIH not exceeding of 101,849,993 shares or 56% of total WCIH shares resulting in termination

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