year. The quantity of Sales was increased 9.8% while the average of selling price was down according to the decline of market steel price. Hereby, the cost of goods sold was Baht 4,989.97 million which
from 2016, which had selling expenses of Baht 1,663 million. Selling expense in terms of percentage of total sales in 2017 maintain at 12.2% comparing to 2016. Administrative Expenses Administrative
+ (-) % Total revenue 20,778.00 24,680.00 (15.81) Revenue from Sale 19,535.00 23,592.00 (17.20) Cost of sales 12,079.00 15,415.00 (21.64) GROSS PROFIT 7,456.00 8,177.00 (8.82) Selling and Administrative Expenses
December 31, 2017 + (-) % Total revenue 132,427.65 95,599.22 38.52 Revenue from Sale 127,813.63 90,492.00 41.24 Cost of sales 76,977.28 57,183.36 34.61 GROSS PROFIT 50,836.35 33,308.64 52.62 Selling and
September 30, 2018 + (-) % Total revenue 36,407.00 38,098.00 (4.44) Revenue from Sale 31,254.00 36,561.00 (14.52) Cost of sales 18,319.00 21,811.00 (16.01) GROSS PROFIT 12,935.00 14,750.00 (12.31) Selling and
December 31, 2018 + (-) % Total revenue 159,776.68 130,831.82 22.12 Revenue from Sale 152,317.88 126,217.80 20.68 Cost of sales 94,646.43 78,653.51 20.33 GROSS PROFIT 57,671.45 47,564.29 21.25 Selling and
+ (-) % Total revenue 22,945.00 9,459.00 142.57 Revenue from Sale 21,469.00 6,470.00 231.82 Cost of sales 12,672.00 5,531.00 129.11 GROSS PROFIT 8,797.00 939.00 836.85 Selling and Administrative Expenses 9,130.00
September 2016 + (-) % Total revenue 33,053.00 16,105.00 105.23 Revenue from Sale 31,795.00 14,980.00 112.25 Cost of sales 19,933.00 9,382.00 112.46 GROSS PROFIT 11,862.00 5,598.00 111.90 Selling and
December 31, 2016 + (-) % Total revenue 96,156.99 75,437.05 27.47 Revenue from Sale 90,492.00 61,849.99 46.31 Cost of sales 57,183.56 38,450.96 48.72 GROSS PROFIT 33,308.44 23,399.03 42.35 Selling and
+ (-) % Total revenue 33,884.00 20,164.00 68.04 Revenue from Sale 33,221.00 19,039.00 74.49 Cost of sales 20,924.00 12,360.00 69.29 GROSS PROFIT 12,297.00 6,679.00 84.11 Selling and Administrative Expenses