(“the Group”) as follow: THB Mn THB Mn THB Mn % Sales of goods and services 1,214.9 1,115.7 99.2 8.9 Revenue from finance lease under power purchase agreement 99.2 100.9 (1.7) (1.7) Revenue from

Change 2018 2017 2018 VS 2017 (MB) (MB) % Sales & Services Income and Revenue from construction contracts 4,042.6 5,171.6 (1,129.0) (21.8)% Rental income from equipment for lease 141.0 175.1 (34.1) (19.5

expense from the MRT Purple Line Project * 73 94 -22.3 224 290 -22.8 Profit before income tax expenses 972 1,115 -12.8 1,729 6,384 -72.9 Income tax (revenue) expenses 148 175 -15.4 242 1,629 -85.1 Profit

significant income included revenue from winning the lawsuit in the amount of Baht 7.36 million, and revenue from interests in the amount of Baht 1.93 million. The other income in the captioned year was higher

income (including revenue from finance lease under a Power Purchase Agreement) for Q1/2024 compared to Q1/2023 decrease 15.5% from Baht 1,740.6 million to Baht 1,471.4 million. The decrease of Baht 269.2

55.9% Sales from Solar Energy Power Plants 3.4 5.3 1.9 55.9% Total sales and service income 1,314.1 1,621.0 306.9 23.4% Change Sales and service income (included revenue from finance lease under a Power

Plants 5.3 5.0 (0.3) (5.7%) Total sales and service income 1,621.0 1,740.6 119.6 7.4% Change Sales and service income (included revenue from finance lease under a Power Purchase Agreement) for Q1/2023

March 31 2017 2018 Changes Million Baht % Million Baht % Million Baht % Revenue from program rights 249.87 96.56 327.23 94.63 77.36 30.96 Service income 8.14 3.15 16.25 4.70 8.11 99.63 Sales income

management in contemplation of enhancing business efficiency to accommodate sustainable growth. PERFORMANCE OVERVIEW 2 | MANAGEMENT DISCUSSION AND ANALYSIS FOR Q1-2020 Revenue Major revenue of The Group mainly

waste water management services of Baht 6.00 million. Revenue (3 months) Overall, quarter 1/2020, the Company had sales and service income of Baht 272.27 million, which increased from quarter 1/2019 by