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Nanchang to Ganzhou Railway Passenger Line is the important part of Beijing to Jiulong High Speed Railway Line. The total length is 415.165km and design speed is 350km/h. The investment for Chang-Gan Line is 50.75 Billion RMB. And the construction is estimated to finish in year of 2019. 

The super bridge Wangsong Bridge is a key part in Chang-Gan  Line and the length of this bridge is 2131.315km. Totally 66 pieces of piers, 65 spans of box girder, 39 pieces of 32m simply support beam, 1 piece of 24m simply support beam and 25 pieces of 32m simply support beam. The working condition of this bridge is complex and in order to solve the construction troubles, the customer chose Tolian 900t Special Launching Carrier.