PK electric hoist is a kind of endless chain. The main parts are made of high and light metal. It is advanced equipment. The physical volume is small, the total weight is light. The structure is compact, the shape is beautiful, and it is convenience to operate, etc. It is extensively applied in machines, car, electronics, glasswork, packinghouse, and ship building, etc. It will display its good quality in warehouse, wharf, and other narrow spaces.