DTS serial hoist can be classified into belt type and chain type, the common characteristic is used for vertical conveying of powder, granulated and small lump materials. It has compact structure, smaller covering area, higher hoisting and good sealing performance. 　　
Tape type bucket elevator could convey light and agile materials with convenient maintenance and low noise, which could be used for conveying powder of density < 1.5 or granular materials. Chain type bucket elevator has a great load capacity that is easy to maintain, which can be used for conveying larger amount, density > 1.5 granular or small block materials.