... Nanjing motor with Siemens electric parts low noise,high efficient 5 to 20t Electric Wire Rope Hoist With Trolley CD Model ... used in factories ,mines,harbours,warehouses ,cargo storage and shops ,essential In raising working efficiency and improving working conditions.To meet ... of lifting heavier cargo, our factory manufactures HC20t electric hoist. 5 to 20t Electric Wire Rope Hoist With Trolley