1: Overall Financial Performance Unit: million baht Jan-Mar 2019 % Jan-Mar 2020 % Change % YoY Revenue 132.54 100.0% 179.21 100.0% 46.67 35.2% Cost (73.41) (55.4%) (93.71) (52.3%) (20.30) 27.7% Gross

: Overall Financial Performance Unit: million baht Jan-Dec 2018 % Jan-Dec 2019 % Change % YoY Revenue 523.23 100.0% 613.86 100.0% 90.63 17.3% Cost 285.52 54.6% 332.39 54.1% 46.87 16.4% Gross Profit 237.71

31 March 2018 and 2019, the Group’s other income grew from THB 5.4 Mn to THB 6.3 Mn respectively, an increase of THB 1.0 Mn or 17.9%. This increase was mainly due to higher membership fee income. Cost

Change 9M/2018 9M/2017 Change MB MB % MB MB % income Total Revenues 482.3 350.4 37.6% 1,331.4 1,001.5 32.9% Cost of services (173.0) (152.4) 13.5% (480.5) (416.4) 15.4% Insurance expenses (25.5) - (47.7

items. 1.2 Expenses 1.2.1 Cost of services In Q1/2020, Cost of services was of Bt424.5 million, increased of Bt36.8 million or 9.5%(y-o-y), which was an increase of 1) depreciation and amortization of

Table 1: Overall Financial Performance Unit: million baht Jan-Sep 2018 % Jan-Sep 2019 % Change % YoY Revenue 380.50 100.0% 440.78 100.0% 60.28 15.8% Cost 217.33 57.1% 238.03 54.0% 20.70 9.5% Gross Profit

5.44 Cost of goods sold 1,408.20 1,242.63 13.32 Temporary shutdown expenses 159.15 173.27 (8.15) Selling expenses 385.33 393.74 (2.14) Administrative expenses 106.36 100.90 5.41 Finance costs 24.07 32.62

Installation 3.49 7.92 (4.43) (55.93%) 3 - Construction 1,079.05 645.15 433.90 67.26% 4 - Testing and Inspection 57.22 61.43 (4.21) (6.85%) 5 Cost of sales and services (1,734.66) (1,473.90) 260.76 17.69% Gross

1: Overall Financial Performance Unit: mb Q1 18 % Q1 19 % Change % YoY Revenue 131.45 100.0% 132.54 100.0% 1.09 0.8% Cost 75.00 57.1% 73.41 55.4% (1.59) (2.1%) Gross Profit 56.45 42.9% 59.13 44.6

goods 164.02 156.54 7.48 4.78 Revenue from project works and services 79.26 97.04 (17.78) (18.32) Total Revenue from Sale and Services 243.28 253.58 (10.30) (4.06) Cost of sales of goods 116.61 105.19