The average cost of chemicals-The rate of profit from sales of products(2) raw, Khun ngaman can.-Cost of average potato-Average cost of production.-Average cost to manage.
The average cost of chemicals - Gross profit margin for this vary from product sales (2), the cassava starch is processed - average cost heads - the average cost of production - the average cost management.
The average cost of chemicals.Rate, make ไรขั, etc. from the sale of products.(2) starch which is to make art, after raw.The average costThe average cost of production.- the cost management.