14,195.4 13,797.5 +2.9% 12,448.8 +10.8% [ Sales Revenue, USD $420.4 $394.0 +6.7% $364.9 +7.9% ] Cost of Sales 9,933.1 8,985.0 8,535.0 Gross margin, (%) 30.0% 34.9% 31.4% Selling&Administration 1,817.6

profit rate reduced from the seaweed costs and productivity The fourth-quarter gross margin was 482.6 million baht or calculated as 31.6% of revenue from sales. The gross profit margin increased by 0.3

290.50 16% Revenue from Hospital Operations 383.47 331.95 16% 766.39 645.80 19% Cost of hospital operations 274.71 237.95 15% 532.07 464.83 14% Gross margin 108.76 94.00 16% 234.33 180.97 29% % Gross

% Revenue from Hospital Operations 427.04 390.17 9% 1,193.44 1,035.97 15% Cost of hospital operations 293.81 262.51 12% 825.87 727.34 14% Gross margin 133.24 127.66 4% 367.57 308.63 19% % Gross margin 31% 33

Total Shareholders ' Equity -42.22 -26.39 -15.83 59.98 Basic Loss Per Share (Baht) -0.02 -0.09 Gross Margin 3.80% -11.00% Net Profit Margin -52.16% -42.47% Debt to Equity Ratio (Time) -9.36 -16.47 Total

Total Liabitities 358.80 397.86 -39.06 -9.82 Total Shareholders ' Equity 202.01 67.72 134.29 198.30 Basic Loss Per Share (Baht) -0.15 -0.33 Gross Margin 3.04% -4.08% Net Profit Margin -23.48% -31.48% Debt

188.40 202.01 -13.61 -6.74 Basic Loss Per Share (Baht) -0.02 -0.02 Gross Margin 19.46% 7.87% Net Profit Margin -38.19% -10.45% Debt to Equity Ratio (Time) 1.70 1.78 Total Expenses The 2018 Operating Result

42.07% respectively. It could be seen that gross margin of the Group of Companies does not change significantly as it has policy to maintain and to sustain appropriate range of gross margin for real

2,528.2 Gross margin, % 27.84% 25.84% 30.99% SG & A 471.4 466.2 484.6 Operating Profit* 527.1 409.9 +28.6% 616.0 -14.4% Net Profit per F/S 558.0 516.7 +8.0% 672.3 -17.0% 15.31% 15.02% 18.35% [Remark

26.54 1,073,287 695,372 377,915 54.35 Net profit 1,389 34,805 (33,416) (96.01) 172,306 85,440 86,866 101.67 Gross profit margin (%) 37.99 33.69 4.30 12.76 32.30 35.14 (2.84) (8.08) Net profit margin