average selling price of construction materials increase by 3 per cent while cost of raw material are increase 7% .Effect to gross profit reduce from 36.4% in 1st.quater of 2017 to 33.5% in this quarter

increased by Baht 1.3 million resulting from the higher cost of raw materials for production, this lead to a net profit from operation of Baht 2.57 million which was a decrease of Baht 6.56 million from the

economy of scale, therefore, gross margin and net margin increased to 20.08% and 5.07% respectively.  There is no significantly impact on the company’s profit from the cost of raw materials factor

the same period of last year, while sales volume decrease, due to higher raw material cost. Selling expenses increased 57.89 percent from the same period of last year, due to higher transportation cost

of raw materials and packaging, which partly offset the increased of excise tax. Food business Food cost of sales was maintained due to improve efficiency in restaurant operation. Selling Expenses

of 2018 = 4,220.99 million Baht EASTERN WATER RESOURCES DEVELOPMENT AND MANAGEMENT PUBLIC COMPANY LIMITED MANAGEMENT DISCUSSION AND ANALYSIS FOR THE YEAR 2018 Proportion of revenues and cost Raw water

an increase in revenues from sales of 11.77 percent and an improvement of the inventory cost management, particularly for the main raw material cost, and the management of product mix efficiently

and less waste proportion. This was coupled with the Company’s effective control of production cost, e.g. orders for raw materials in a large volume to lessen unit cost of raw materials, and lower fixed

services revenue 41.68 43.82 (2.13) (4.87%) Construction revenue under Concession Agreements1) 60.64 55.33 5.32 9.61% Costs of Sales and Services 619.77 557.14 62.63 11.24% Raw water cost 291.60 247.94 43.67

significantly, but the price of imported raw materials were on a continuous upward trend, thus the cost of raw material increased consequently. Total labor cost including requirement of outsourced labors