the previous year. Even though the income obtained from the transportation services is reduced from the previous year but the Company could slightly earn the gross profit greater than the profit in the

Service 202.07 100.78 101.29 100.51 - Fabrication and Other service 93.22 119.78 (26.56) (22.17) Cost of construction contracts (561.51) (368.25) 193.26 52.48 Gross profit 50.32 46.09 4.22 9.15 Other income

Gross profit 98.77 56.14 48.74 56.88 50.03 102.63 Other income 0.08 0.04 3.77 4.40 (3.70) -98.01 Earnings before expenses 98.85 56.18 53.52 62.45 45.33 84.70 Administrative costs and management

electricity 172.56 100.00 91.32 100.00 81.24 88.95 Cost of goods sold (85.66) -49.64 (45.86) -50.22 (39.80) 86.78 Gross profit 86.90 50.36 45.46 49.78 41.44 91.14 Other incomes 0.03 0.02 0.61 0.66 (0.58) -95.42

Services Tax (GST) abolition in 2018. However, the subsidiaries have continuously improved operational efficiency through improvements in gross margin rates, as well as continuing to focus on cost efficiency

18.8% Sales and service income 6,730 5,586 1,144 20.5% Gains on exchange rate 0 102 -102 -100.0% Other income 85 50 35 68.7% Cost of sales and services 5,985 4,912 1,073 21.8% Gross Profit 746 675 71

2 28.6 63.5 -55.0% Costs of Sales and Services (1,120.0) (1,092.4) 2.5% Gross Profit 588.3 541.4 8.7% Gross Profit from Operation3 559.7 477.9 17.1% Other Income4 162.7 134.4 21.1% Administrative

Q3/16 Q2/17 Q3/17 Change +/(-) 9M/16 9M/17 Change +/(-) (Unit: THB million) QoQ YoY 9M Operating revenue 5,176 5,459 4,243 (22%) (18%) 16,214 15,067 (7%) Gross profit 1,046 1,256 1,199 (5%) 15% 3,485

reserved shutdown following EGAT dispatch instruction, the reserved shutdown had allowed the plant to reduce the hourly maintenance cost making the gross profit increase by 7% from 2016. However, at the same

Revenue2 26.8 1.4 1,883.2% - Power Business 1.4 0.0 N/A Costs of Sales and Services (276.0) (273.0) 1.1% Gross Profit 183.4 149.0 23.1% Gross Profit from Operation3 156.6 147.6 6.1% Other Income4 19.4 16.8