December 31 2019 2018 Change MB % MB % MB % Cost of sales 157.39 41.87 125.04 39.37 32.35 2.50 Selling expenses 106.75 28.40 101.32 31.90 5.43 3.50 Administrative expenses 49.98 13.30 50.26 15.83 (0.28
bonus forgone by an executive into other income of Baht 2.25 million. For the Year Ended December 31 2019 2018 Change MB % MB % MB % Cost of sales 157.39 41.87 125.04 39.37 32.35 2.50 Selling expenses
: Overall Financial Performance Unit: million baht Jan-Dec 2018 % Jan-Dec 2019 % Change % YoY Revenue 523.23 100.0% 613.86 100.0% 90.63 17.3% Cost 285.52 54.6% 332.39 54.1% 46.87 16.4% Gross Profit 237.71
goods sold vs. sales and service income (excluding other income) has increased, resulting in a drop in gross profit by 1.75%. The main reason was due to the external purchase (higher cost than producing
a higher overall SG&A cost up 7.0% versus the same period in 2016. A decrease in trading activities and one time effects also contributed to the drop in EBITDA. However, on the positive side the
follow; unit: million baht Items 3-month periods ended 31 March Changes 2018 2019 Amount % Amount % Amount % Revenue from sales of goods 82.42 100.00 113.01 100.00 30.59 37.11 Cost of sales of goods 65.35
1: Overall Financial Performance Unit: mb Q1 18 % Q1 19 % Change % YoY Revenue 131.45 100.0% 132.54 100.0% 1.09 0.8% Cost 75.00 57.1% 73.41 55.4% (1.59) (2.1%) Gross Profit 56.45 42.9% 59.13 44.6
% ] Cost of Sales 2,424.7 2,457.1 2,628.9 Gross margin, % 18.98% 21.09% 27.84% SG & A 415.5 403.1 471.4 Operating Profit * 213.3 248.2 -14.1% 527.1 -59.5% Net Profit-Consol. F/S 159.0 268.6 -40.8% 558.0
: Overall Financial Performance Unit: million baht Jan-Jun 2018 % Jan-Jun 2019 % Change % YoY Revenue 254.34 100.0% 273.96 100.0% 19.62 7.7% Cost 144.42 56.8% 147.42 53.8% 3.00 2.1% Gross Profit 109.92 43.2