year 2019 increased from 4.02% to 5.30% as compared to the same period of last year. The increase of gross profit margin was mainly due to differences in product mix and the impact derived from adoption

same period of last year. The gross margin of the nine-month period of year 2018 decreased from 5.72% to 4.50% as compared to the same period of last year. The decrease of gross profit margin for the

last year. The decrease in gross profit margin was mainly due to differences in product mix and that some of the new products’ implementation were postponed by the customers while the Company and its

nine-month period of year 2019 increased from 4.66% to 5.34% as compared to the same period of last year. The increased of gross profit margin for the nine-month period 2019 was mainly due to differences

sales 113.03 105.12 Gross Profit 217.13 183.50 Gross Profit Margin (%) 65.77 63.58 For the six-month period ended 30 June 2017, gross profit of the Group was THB 217.13 million or equivalent to gross

(71.48) Total cost of sales 101.00 100.00 54.04 100.00 (46.96) (46.50) Proportion of cost of sales to sales revenue (%) 26.98 26.72 Gross Profit Margin (%) 73.02 73.28 Note: /1 Other costs of goods sold

(3.05) Cost from hotel operations THB mm 193.33 193.35 (0.02) 398.11 407.37 (9.36) Gross profit from hotel operations THB mm 86.07 91.36 (5.29) 248.37 259.31 (0.61) Gross profit margin from hotel

110.5 100.0 101.0 100.0 Proportion of cost of sales to sales revenue 31.1 27.0 Gross Profit Margin 68.9 73.0 Gross Profit For the three months period ended March 31,2017 and 2018, our gross profit was THB

profit margin for the second quarter of the year 2018 was 45% slightly decreased from the second quarter of the year 2017 which was 45.4%. Selling and administrative expenses Selling and administrative

23.95 16.34 6.55 49.71 41.38 20.14 1 Key financial ratio related with operating result (%) 3Q18 3Q17 %YoY 2Q18 %QoQ 9M18 9M17 %YoY Gross profit margin (%) 42.44 44.80 -2.36 41.28 1.16 41.88 44.79 -2.90