This is a self-developed multi-function drying machine with aluminum alloy motor which has high temperature resistance and protection grade. High-efficient aerofoil vanes have the advantages of high wind pressure and large air volume. Steel plate shell blower is used.  Aluminum alloy blade structure enables the needs of free switch, tight closure, anti-corrosion and long service life. Our product also has the merits of high degree of automation, high control accuracy and easy operation, and can be used to the drying process of different economic crops, fruits, vegetables, cassava, rubber and medical materials.