and Expense Structure Cost of Hospital Operations(excl. depreciation) 479.7 446.8 32.9 7.4% 241.8 228.0 13.8 6.1% Depreciation Cost 35.4 25.7 9.7 37.6% 17.9 12.9 5.0 38.5% Cost of Services 45.4 37.7 7.7

235.13 275.19% Income tax expense (3.64) (13.23) 263.46% Profit for the period 59.03 221.90 275.91% 2017 2018 %YoYIncome Statement (in million Baht) -2- Cost of Sales Cost of sales in 2018 was in the

38.79 2.81 7.24% Administrative expenses 40.40 36.16 4.25 11.74% Financial costs 26.48 23.42 3.06 13.07% Income tax expense 3.96 3.81 0.15 3.88% Total cost of goods sold and expenses 360.43 341.40 19.03

in business strategy reflecting increase in raw material price, and also cost controlling in restaurant and food center business. Therefore, total COGs per revenue ratio maintain at 83%, comparing to

revenue from sales and services amounted to Baht 7,815 million, decreased by Baht 334 million or 4% QoQ. This result from the decrease in sale volume and selling price while increase in production cost both

March, 2020 the market selling price was decreased to lower than cost of by-products. which lead to realizes operating loss from sale of by-products. Although, in the 2nd quarter of 2020, the market price

. The price of copper resulted in the price of copper foil to rise by 33% and copper anode by 24%, from the price in 2016, which eventually caused the cost of goods sold to rise to roughly 2.7% of sales

due to the effect of an annual selling price adjustment, a change in foreign currency exchange rate and an increase in the cost of goods sold resulting from a continuously high cost of raw materials

) Million baht % Total Revenues 424.76 444.51 (19.75) (4.44) Cost of Goods Sold and Services 448.36 428.19 20.17 4.71 Sales & Administration Expenses and Financial Cost and Tax Expense 20.02 22.54 (2.52

lower average selling price due to fewer big projects & price competition, and then lower gross profit margin. 5. Cost from the water management business for the quarter 1/2018 was 77.82% of income in 1.2