The Najie River Grand Bridge fabricated by CRBBG was entirely completed recently. Located at the boundary of Qingzhen city and Zhijin county in Guizhou province and spanning Wujiang River, the bridge is the key control project of LinZhi (South Lindai to Zhijin) railways. With the overall length of 810m, the weight of steel girders of 9,047 tons and the main span of 352m, Najie River Bridge is a deck type X-shaped steel truss arch bridge with integral panel points, which takes the lead in the same kind of bridges for single-track railway in the world at present.