Balance by Quarter Change Q1-2017 Q4-2016 Q1-2016 Q1-2017 vs Q4-2016 Q1-2017 vs Q1- 2016 (MB) (MB) % (MB) % Total Revenue 1,139.2 939.7 1,122.7 199.5 21.2% 16.5 1.5% Total Operating Expenses 960.5 790.6

-2022 Balance by Quarter Change Topic Q2-22 Q1-22 Q2-21 Q1-22 VS Q1-22 Q2-22 VS Q2-21 (Million Baht: MB) (MB) % (MB) % Total revenue 1,711.8 1,399.2 2,081.2 312.6 22.3 (369.4) (17.7) Total operating

other income. Net profit margin was at 4.2% . Revenues The structure of revenues for the year ended 31 December 2019 and 2018 are as follows; Unit: THB million Y2019 Y2018 % Change 1. Revenue from sales

month period ended 31 March 2020 and 2019 are as follows; Unit: THB million Q1-2020 Q1-2019 % Change 1. Revenue from sales and contract work 4.7 3.2 44.2% 1.1 Turnkey Total Solutions 4.7 3.2 44.2% 2

- 2020 Balance by Quarter Change Q2–20 Q1–20 Q2–19 Q2–20 VS Q1–20 Q2–20 VS Q2–19 (Million Baht: MB) (MB) % (MB) % Total Revenue 1,187.6 1,231.7 1,729.6 (44.1) (3.6) (542.0) (31.3) Total Operating Expenses

ended 31 March 2018 and 2017 are as follows; Unit: THB million Q1-2018 Q1-2017 % Change 1. Revenue from sales and contract work 1.2 1.2 2.1% 1.1 Turnkey Total Solutions 1.2 1.2 2.1% 2. Revenue from

; Unit: THB million Three-month period % Change +/(-) Six-month period % Change Q2’18 Q1’19 Q2’19 QoQ YoY Q2’18 Q2’19 +/(-) 1. Revenue from sales and contract work 0.9 3.2 2.7 (17.1%) 200.5% 2.1 5.9 182.8

follows; Unit: THB million Three-month period % Change +/(-) Nine-month period % Change Q3’18 Q2’19 Q3’19 QoQ YoY 9M-18 9M-19 +/(-) 1. Revenue from sales and contract work 5.1 2.7 2.7 (1.3%) (48.3%) 7.3 8.6

the year ended 31 December 2017 and 2016 are as follows; Unit: THB million Y2017 Y2016 % Change 1. Revenue from sales and contract work 21.4 87.7 -75.6% 1.1 Turnkey Total Solutions 21.4 87.7 -75.6% 2

–2021 Balance by Quarter Change Q2–21 Q1–21 Q2–20 Q2–21 VS Q1–21 Q2–21 VS Q2–20 (Million Baht: MB) (MB) % (MB) % Total revenue 2,081.2 1,824.2 1,187.6 257.0 14.1 893.6 75.2 Total operating expenses