2023 are presented below: Cost of sales and service Quarter 1 Quarter 1 Change (Unit: THB Mn) 2023 2024 Amount % Fuel materials cost 905.5 716.5 (189.0) (20.9%) Depreciation and amortisation cost 173.4

. • Net profit margin in Q1/2020 dropped by 15.0% from Q1/2019 as a result of the slow down in dessert café sales in Q1/2020 while SG&A expenses did not change significantly as the cost-saving plan will be

Overall Operating Results of the Company and its Subsidiaries Q1/19 Q4/19 Q1/20 Change +/(-) (Unit: Million Baht) QoQ YoY Operating revenue1 9,067 18,279 18,308 0% 102% Cost of sales (exclude depreciation

2022 % 2021 % Increase (Decrease) % Revenue from sales and services 2,351.40 100.00% 1,455.25 100.00% 896.15 61.58% Cost of sales and services 2,208.18 93.91% 1,319.00 90.64% 889.18 67.41% Gross profit

also decrease in line with the fuel material cost of natural gas. Q2-2020 Q1-2021 Q2-2021 6M-2020 6M-2021 Change THB Mn THB Mn THB Mn %QoQ %YoY THB Mn THB Mn %YoY Revenue from construction under a

30 September 2021 and 2020 are presented below: Q3-2020 Q2-2021 Q3-2021 9M-2020 9M-2021 Change THB Mn THB Mn THB Mn %QoQ %YoY THB Mn THB Mn %YoY Fuel materials cost 515.9 583.3 643.3 10.3% 24.7

7.8 13.9% Other cost 25.5 26.1 22.2 19.6 (2.6) (11.7%) 78.4 93.4 15.0 19.1% Total cost of sales and service 874.7 920.4 971.2 1,041.7 70.5 7.3% 3,196.3 3,808.0 611.7 19.1% Change QoQ Cost of sales and

fixed interest rate from 2.05 to 3.01 percent per annum to reduce financial cost and risk management from floating interest rate. As a result, the Company has saved interest expense approximately by Baht

and services 7,724.99 100.00% 6,431.56 100.00% 1,293.43 20.11% Cost of sales and services 7,681.74 99.44% 5,890.19 91.58% 1,791.55 30.42% Gross profit 43.25 0.56% 541.37 8.42% (498.12) -92.01% Other

Discussion & Analysis Q3/2021 Overall operating results of the Company in Q3/2021 Q3/20 Q3/21 Change +/(-) 9M/20 9M/21 Change +/(-) (THB million) %YoY %YoY Operating Revenue 198 115 (42%) 561 431 (23%) Cost of