Multi Layer Dryer refers to a food drying machine that is a continuous drying processor in which the drying of the product takes place on ventilated conveyor belts. It is a long continuous stable dryer equipment, it is widely used in the light industry, chemical industry, medicine, grain, salt, plastics and other industries. Multi Layer Dryer is composed of several units. The hot air is always around the surface of the raw material and turns water into water vapour, then the raw material completes the drying process.