Dingli grain dryer operating advantages and economic benefits. Drying machines the main advantages are: a timely harvest, reducing field loss, reduce labor intensity and improve labor conditions and increase the productivity. Second, preventing pollution from natural drying of food against food mildew.

Costs include depreciation charges, payment for the use of State funds and materials such as oil, electricity consumption, labor and repairs etc. In order to facilitate the analysis, the cost is divided into operating cost and total cost.