% 100.00% 100.00% Cost of sales (119.80 ) (95.57 ) (24.23 ) 25.35% (74.98%) (68.02%) Gross Profit 39.98 44.94 (4.96 ) (11.04%) 25.02% 31.98% Other income 6.56 6.76 (0.20 ) (2.96%) 4.11% 4.81% Revenues from
income 0.32 0.21% 1.39 0.90% 1.07 335.59% Total revenue 151.85 100.00% 155.28 100.00% 3.43 2.26% Cost of services 97.96 64.51% 103.25 66.49% 5.29 5.40% Gross profit 53.89 35.49% 52.03 33.51% (1.86) (3.45
sales 316.5 349.1 -9.3% 348.0 -9.0% Gross profit 355.9 421.0 -15.5% 455.2 -21.8% % 52.9% 54.7% 56.7% Other Income 9.1 4.3 110.6% 1.0 772.0% Total Revenue 681.6 774.5 -12.0% 804.3 -15.3% Selling and
Operation : Consolidated Profit & Loss Statement 4Q 4Q % 12 mth 12 mth % Unit : THB million 2019 2018 change 2019 2018 change Revenue from non-social security 285.64 220.70 29% 1,041.26 911.16 14% Revenue
sales 281.33 227.90 (53.43) -18.99% 506.06 497.14 (8.92) -1.76% Gross profit 290.22 245.68 (44.54) -15.35% 537.04 496.04 (41.00) -7.63% % Gross profit 50.78% 51.88% 51.48% 49.94% Selling and admin
) -4.95% Cost of sales 281.33 227.95 (53.38) -18.97% 506.06 497.14 (8.92) -1.76% Gross profit 290.22 245.63 (44.59) -15.36% 537.04 496.04 (41.00) -7.63% % Gross profit 50.78% 51.87% 51.48% 49.94% Selling
declined yoy whereas revenue per head remained on the rise. The increase of revenue per head was Operation : Consolidated Profit & Loss Statement 3Q 3Q % 9 mth 9 mth % Unit : THB million 2019 2018 change