The Longjiang Bridge is located in the southern section of the Baoshan Mountain in the western part of Yunnan Province. The bridge spans the Longjiang River vertically. The bridge adopts a double-tower single-span steel box girder suspension bridge. The height of the Baoshan shore tower is 169.688 meters, and the height of the Tengchong shore tower is 129.703 meters. The bridge deck is 280 meters away from the river surface, the highest tower is 470 meters to the river surface, the main bridge span is 320 meters +1966 meters + 320 meters, and the earthquake resistance level is IX degrees. It is the first large span steel box girder suspension bridge in Yunnan Province. It is also the largest mountain suspension bridge in Asia.
