... sites for lifting.4.The electric winches for 4x4 with Medium volume,wide common use,compact structure ... and so on.5.The electric winches for 4X4 is widely used in industrial and mining,metallurgy, ... .dock.oil industry ect.6.Electric winches for 4x4 is a fixed lifting mechanism with electric power ... supply.7.Electric winches for 4x4 has a higher lifting height than usual hoist. ...