last year which have, net loss of 161.54 million baht, an increasing loss of 27.67 million baht or 17.13 percent compared to last year resulting from the following reasons: 1. Sales and Services Revenue

Baht 14.71 million for the quarter ended 30 th September 2017 and 2016 respectively. The decrease of Baht 5.46 million in the loss is mainly due to the following 1. An increment in the Group’s revenue

of Baht 3.93 million for the quarter ended 31th March 2019 and 2018. The decrease of Baht 7.78 million in the profit is mainly due to the following. 1. A increment in the Group’s revenue 2.84% or Baht

. Cost of Sales and Services For 6 months period of 2019, the costs are THB 159.09 million which is 89.53% of the revenue from sales and services. Cost of services are from engineering and industrial

of Baht 23.48 million for the quarter ended 30th June 2018 and 2017. The increase of Baht 34.48 million in the profit is mainly due to the following. 1. A increment in the Group’s revenue 127.88% or

was decreased as a result of profit for the period was decreased 40.12 Million Baht. (The third quarter of 2017, there were profit for the period 30.42 Million Baht.) Revenue from sales were 481.82

loss of Baht 9.22 million for the quarter ended 30th September 2018 and 2017. The decrease of Baht 9.06 million in the loss is mainly due to the following. 1. A increment in the Group’s revenue 31.94% or

net loss of 0.19 million Baht for the quarter ended 30th September 2019 and 2018. The increase of 2.21 million Baht in the profit is mainly due to the following. 1. The decrease in the Group’s revenue

waste water management services of Baht 6.00 million. Revenue (3 months) Overall, quarter 1/2020, the Company had sales and service income of Baht 272.27 million, which increased from quarter 1/2019 by

competitive residential projects. The decrease in sales and gross profit margin in 1 and 2 make a decrease of 405.07 million baht in gross margin. 3. Details of the revenue from sale are as follows: Type of