margin of the projects delivered in Q1–2018 was lower than those in Q1–2017. The reason came from the higher market competition and the increase of employee cost. Comparing the profit of the Company for Q1

amounted to Baht 3,123 million, slightly rose from the same period last year but gross margin was down to 25.4%, from 27.2% in the same period last year. This was partly due to the adjustment of inventory

, decrease Baht 0.59 million or 6.08%, both period not very difference. 2. Cost of sale , Profit margin In Q3/2017 the company had cost of sale Baht 85.71 million compare with the same period of previous year

ratios (%) 3Q17 3Q16 %YoY 2Q17 %QoQ 9M17 9M16 %YoY Gross profit margin (%) 44.99 46.51 (1.52) 47.00 (2.01) 44.99 45.68 (0.69) Distribution costs and administrative expenses to total revenue (%) 39.22 30.84

operations in 2017, the Company's net profit margin to total revenue was 4. 8% which is the same rate as last year. Net Profit 12 Months In 2017 12 Months in 2016 Variation THB % Net Profit pursuant to the

consideration of the net profit from operations in 2017, the Company's net profit margin to total revenue was 4. 8% which is the same rate as last year. Net Profit 12 Months In 2017 12 Months in 2016 Variation

244.33 217.78 Gross Profit 479.63 388.60 Gross Profit Margin (%) 66.25 64.09 For the year ended 31 December 2017, gross profit of the Group was THB 479.63 million or equivalent to gross profit of 66.25

) 12 Months 2018 12 Months 2017 Variation THB % EBITDA pursuant to the Financial Statements 827 995 (168) (16.9) EBITDA Profit Margin per Total Revenues (percentage) 10.7 12.5 - (1.7) EBITDA pursuant to

Change 2018 2017 Gross profit margin 40.90 44.50 (3.60) Selling expenses and administrative expenses to total revenue 40.49 37.11 3.38 Net profit margin 2.64 7.83 (5.19) 1. Total revenue The Company was

2,478.7 2,551.4 Gross margin, % 21.09% 22.75% 25.84% SG & A 403.1 403.1 466.2 Operating Profit * 248.2 309.0 -19.7% 409.9 -39.4% Net Profit per FS 268.6 355.5 -24.4% 541.6 -50.4% 8.63% 11.08% 15.74% [Remark