Flash dryer is a new type of continuous drying equipment integrating drying, crushing and screening. Flash dryers are widely used in chemical, pharmaceutical, construction, food, feed and other industries. Dispersion and drying of pseudo-agglomerated material in the form of a filter cake. The moisture in the wet material can be evaporated immediately in the drying tower. The quality of the product dried in a flash dryer depends to a large extent on the drying temperature, air speed, air volume and crushing speed. The flash dryer designed by Zhengzhou Dingli has the characteristics of compact structure, low power consumption, high thermal efficiency, and continuous mass production. The function of bag dust removal and collection is also added to improve the material recovery rate and enhance the economic benefits of the enterprise. Zhengzhou Dingli can customize and manufacture all kinds of drying equipment according to user needs.