LX electric single girder suspension crane and CD, MD electric hoist are used together as a complete set. It is composed of girder weld by steel plate and I-steel,end girder,electric hoist and electric treadmill. It can be hung on the I-beam orbit on the top of the workshop,with the cantilever of 0.5~1m long. LX electric single girder suspension crane is light duty crane with a capacity of 0.5ton to 10 tons, the span is 3m-22.5m,the working grade is A3 and A4. And it is also a light duty track traveling crane with trajectory which applies to and used at machinery assembling sites and warehouses. This product adopts ground controlling and works at a temperature of -20℃ to 40℃, it is prohibited to use the equipment at combustible, explosive or corrosive environment.