(Decreased) Percentage Remark Sales and Services Income 485.79 436.95 48.83 11.18% - LPG Trading 178.97 199.10 (20.13) (10.11%) 1 - Transportation 3.29 3.15 0.14 4.44% - Conversion Kit Installation 1.74 1.85

% 1.1 Revenues from construction Baht 6,318.23 million Baht 8,676.42 million Baht (2,358.19) million (27.18) 1.2 Cost of construction 98.15 % 93.61 % - 4.85 1.3 Sales and service income - Property

in cost of services of Baht 14.21 million and decrease in the transportation cost of Baht 12.05 million. The Corporate Group’s total cost of sales and services in the 6-month period of year 2020

(IPP), Small Power Producer (SPP), Very Small Power Producer (VSPP), Coal Mining, Oil Transportation Service with pipeline transportation system (Oil Transportation Service), Operating and Maintenance (O

transportation expense to customer in Q3’18 amounting of 6.17 Million Baht as selling expense, while reclassify transportation expense to customer for Q3’19 amounting of 6.42 Million Baht as cost of service

4,373.87 31.80% Cost of sales and services 1,420.50 2,060.70 1,405.95 1.03% (31.07%) 5,689.39 4,008.09 41.95% Gross profit (113.70) 46.01 108.37 (204.93%) (347.12%) 75.53 365.78 (79.35%) Other income 1.23

of the Company’s cost reduction measures. Net Profit and Net Profit Margin • The Company reported net profit in Q1/2021 of THB 12 million, decreased by THB 1 million or 8% from Q1/2020 corresponding to

) - GHECO-One n/a 594,325 576,996 (3%) n/a n/a 1,186,698 n/a Average Coal Cost (exclude transportation cost) Average Coal Cost (exclude transportation cost) (USD/Ton) – GHECO-One n/a 101 99 (2%) n/a n/a n/a n

increased from the transportation cost.  Administrative Expenses In the year 2018, the Company and its subsidiaries had the expenses of 79.8 MB decreased from the year 2017 at 13.4 MB by 14.4 percent (93.2

of 2017 Second quarter of 2016 Increased (Decreased) Amount % 1.1 Revenues from construction Baht 2,032.79 million Baht 1,905.25 million Baht 127.54 million 6.69 1.2 Cost of construction 91.15 % 92.37