624.93 585.38 39.55 6.76 Selling expenses and administrative expenses 447.41 408.64 38.77 9.49 Selling expenses 217.44 187.00 30.44 16.28 Administrative expenses 229.97 221.64 8.33 3.76 Earnings before

revenues 18.26 100.00% 18.20 100.00% 0.07 0.37% Expenses Cost of sales 1.51 8.26% 1.50 8.25% 0.01 0.87% Cost of service and rental 3.25 17.82% 3.11 17.10% 0.15 4.70% Selling and service expenses 0.05 0.30

(9.0%) 56(9.6%) (5.9%) One-off Extra exp. -3(0.5%) 6(1.1%) (145.7%) Company 50(8.5%) 62(10.7%) (19.8%) TBSP 55(9.2%) 42(7.0%) 31.4% In 2Q19, Company reported consolidated Selling & Administrative

the increase in the gross profit margin that expanded from 14.5% in the second quarter of 2018 to 16.5% in the second quarter of 2019 and more efficient cost management that caused selling and

100.00 0.40 1.09 Expenses Cost of sales 3.03 8.23 3.02 8.29 0.01 0.30 Cost of service and rental 6.40 17.38 6.52 17.89 (0.12) (1.81) Selling and service expenses 0.11 0.30 0.31 0.84 (0.20) (64.50

274.61 3.60 248.48 14.49 532.97 549.51 -3.01 Cost of goods sold 152.47 154.23 -1.14 139.89 8.99 292.36 306.13 -4.50 Selling expenses and administrative expenses 124.74 115.04 8.43 111.29 12.08 236.03

% Total Revenue 473.77 662.84 (189.08) -28.53% Cost of goods sold and cost of services 361.31 895.44 (534.12) -59.65% 112.45 (232.59) 345.05 148.35% Selling and Administrative Expenses 100.00 85.05 14.95

2017 Change % Change Revenue 849.62 707.22 142.40 20% Cost 721.26 596.69 Gross profit 128.36 110.53 17.83 16% Gross profit margin 15.11% 15.63% Other income 0.24 3.80 (3.56) -94% Selling expenses 1.89

because in Q2-2018, the gross margin on sale and service project was slightly increased. In addition, the selling expenses decreased, resulting the profit in Q2–2018 was a higher than those in Q1–2018

revenues 55.13 100.00 54.03 100.00 1.10 2.04 Expenses Cost of sales 4.57 8.29 4.57 8.45 0.00 0.07 Cost of service and rental 9.61 17.42 9.83 18.20 (0.23) (2.32) Selling and service expenses 0.17 0.30 0.36