subsidiaries have contract revenues for Q3/2017 162 Million Baht which is decrease of 39 Million Baht (19%) from Q3/2016 contract revenues. Q3/2017’s net profit of 5 Million Baht represents increasing of 4

(6.8) (24.7) (138.0) Non-Controlling Interests (0.0) (0.0) 0.0 (2.2) Profit attributable to Owners of the Parent 272.5 716.2 443.7 162.8 Foreign Exchange Gain (Loss) 240.0 250.6 10.7 4.4 Normalized

exchange gain/(loss) (0.35) 0.32 -191.43% Other income 2.36 3.11 31.78% Earnings before interest and taxes 64.97 237.44 265.46% Financial expense (2.30) (2.31) 0.43% Profit before income tax expense 62.67

250.00% Net foreign exchange gain/(loss) 0.32 0.93 190.63% Other income 3.11 5.87 88.75% Earnings before interest and taxes 237.44 124.30 -47.65% Financial expense (2.31) (1.86) -19.48% Profit before

) 729.9% Gross profit 426.3 446.0 463.1 3.8% 8.6% 1,200.9 1,337.0 11.3% Net gain (loss) on exchange rate (7.3) (58.6) 37.6 N.A.(>100) N.A.(>100) (83.2) 91.2 N.A.(>100) Gain from business acquisition - - 2.2

2,097.62 1,600.35 Selling & Administrative Expense 127.83 116.99 Finance Costs 24.24 22.96 Net Profit 101.40 (18.95) Earnings per share (Baht) 0.25 (0.047) The company will explain the cause of change as

) (14.8%) Add(less): Loss/gain from extraordinary items* 3.9 16.9 (13.0) Net profit from ordinary activities attributable to the parent 326.6 291.9 (34.7) (10.6%) * Extraordinary items from non-operating

from sales and rental and rendering of services (5) Adjustment to earnings are Net gain(loss) on foreign exchange, Impairment gain(loss), Gain(loss) on disposal of assets, Gain(loss) on disposal of

subsidiaries were sold (6) Adjustment to earnings are Net gain(loss) on foreign exchange, Impairment gain(loss), Gain(loss) on disposal of assets, Gain(loss) on disposal of entities under common control, Gain on

%. SG&A in terms of % to revenue improved from 6.8% in Q1 2021 to 5.8% in Q1 2022. Core operating profit (defined as Earnings before Interests and Taxes exclude interest income, gain (loss) on exchange