2016 Quarter 2 / year 2017 Change Million Baht % Million Baht % Million Baht % Sales revenue - net 237.96 92.26% 211.42 94.46% (26.53) -11.15 % Revenue from contract works 17.26 6.69% 9.82 4.39% (7.44

-5.16 -10.83 -1.05 20.37 4.62 -42.65 -24.73 -41.00 16.26 39.67 Income tax (expense) revenue -0.94 -0.30 0.53 -0.64 217.82 -1.47 -278.21 -2.76 -0.57 -2.18 382.63 Net profit (loss) -7.15 -5.46 -10.30 -1.70

-39.91 -30.16 -41.62 11.46 -27.53 Income tax (expense) revenue -1.56 0.46 4.70 -2.02 -439.13 -6.26 -133.19 -1.10 8.27 -9.37 -113.30 Actuarial gain (loss) - - - - - - - - 0.41 -0.41 -100 Net profit (loss

-24.31 3.46 -24.21 13.48 -55.45 -41.00 -65.92 24.92 -37.80 Income tax (expense) revenue 0.53 -1.56 0.39 2.09 -133.97 0.14 35.90 -0.57 8.66 -9.23 -106.58 Actuarial gain (loss) - - - - - - - - 0.41 -0.41

2016 Revenue from operation 42.61 41.14 Operating expense 32.54 31.28 Other revenue 0.77 0.92 Other expenses 1.70 1.65 Depreciation and Amortization 3.28 3.57 EBITDA 12.86 12.90 Note : information from

199.98 389.26 (189.28) (48.63) Cost of Sales and Service 205.44 407.38 (201.94) (49.57) Administrative expenses 74.37 105.81 (31.44) (28.89) Total Revenue 210.43 394.92 (184.49) (46.72) Total Expense

(23.36) (15.60) Cost of Sales and Service 115.07 149.55 (34.48) (23.06) Administrative expenses 29.26 38.89 (9.63) (24.76) Total Revenue 130.93 157.50 (26.57) (16.87) Total Expense 155.46 206.65 (51.19

service 149.79 308.44 -158.65 (51.44 ) Cost of Sales and Service 149.55 313.36 -163.71 ( 52.26 ) Administrative expenses 38.89 48.71 -9.82 (20.16) Total Revenue 157.50 312.24 -154.74 ( 49.56 ) Total Expense

, revenue or special expense, financial cost, the rates of gross profit and net profit) Important financial ratios Factors which may affect the financial status and performance Events and factors

increase the understated net income (122 transactions). The results are consistent with the information from auditor interviews. The adjustments are from both expense and revenue sides. For the expense side