Introduction to Jiangjiehe Bridge: Jiangjiehe Bridge is built in the Zhentiandong Canyon 48 kilometers north of Weng'an County. The bridge is 461 meters long and 13.4 meters wide. The bridge deck is 263 meters from the lowest water surface. With a span of 330 meters, the Jiangjiehe Bridge ranks first in the world among similar bridges and can be called the best bridge in the world.