1.heavy duty crane 2.top quality with best price 3.excellent performance 4.working duty A5 5.pass ISO9001:2000 Use Occasions: General loading, unloading and lifting in the construction workshop of highway, bridge, power station, etc. We manufacture all models double girder gantry cranes, such as:1- L type single girder gantry crane with hook, lifting capacity: 5t-50/5t.2- A-Leg double girder ...