possible to reduce the cost of transportation for raw materials, because this location is close to the source of raw materials for production. In addition, when comparing the price of new machines according

from social security 156.05 173.29 -10% 729.57 676.28 8% Revenue from Hospital Operations 441.68 393.99 12% 1,770.84 1,587.43 12% Cost of hospital operations before adj. 310.74 276.11 13% 1,205.30

current investment. 2. Cost of sale , Profit margin For year 2018, the company had cost of sale of 396.52 million bath compare to 333.48 million baht last year with the increasing of 63.04 million bath or

) (8.37) Other income 263.88 279.56 (15.68) (5.61) Total revenues 7,653.62 8,344.06 (690.44) (8.27) Cost of construction services and sales of construction materials 6,801.03 7,441.37 (640.34) (8.61

) 2018 2019 MB % Revenues from sales and rendering services 2,632.52 2,776.38 143.86 5.46% Revenues from hotel operations 105.72 88.28 -17.45 -16.50% Total revenue 2,738.25 2,864.65 126.41 4.62% Cost of

% Revenues from sales and rendering services 2,632.52 2,776.38 143.86 5.46% Revenues from hotel operations 105.72 88.28 -17.45 -16.50% Total revenue 2,738.25 2,864.65 126.41 4.62% Cost of goods sold and

with the same period of last year. The income statement in brief is presented as following: Unit : Million THB Revenues from Sale 391.51 100.00% 217.59 100.00% 173.92 79.93% Cost of Sales 215.40 55.02

revenue, which was 21.2% and the total expense of 21.5%, was very similar. However, when comparing the change in total revenue and total expenses between Q1- 2017 and Q1- 2016, there was a difference in the

9.86% Gains on changes in interests in investments in associate and joint venture 151 - 151 N/A Interest income 195 368 -173 -47.12% Other income 570 631 -61 -9.73% Cost of sales and services 16,704

the increase in the gross profit margin that expanded from 14.5% in the second quarter of 2018 to 16.5% in the second quarter of 2019 and more efficient cost management that caused selling and