Chengyang Wind and Rain Bridge is also known as Yongji Bridge or Chengyang Huilong Bridge. It is located in Linxi Town, North of Sanjiang County. The bridge spans the Linxi River, which is a typical Yi building, a pavilion-style building with stone pier wood structure. The pavilion is connected, the pavilion in the bridge is high and up, the wall columns of the bridge, corrugated, carved and carved. It is the collection of the building, the gallery, the pavilion, the tower, the three in one, in the history of Chinese and foreign architecture unique charm. It is the representative work of the Dongzhai Fengyu Bridge, which is currently the best preserved and largest wind and rain bridge, is the crystallization of the wisdom of the people of Tongxiang, and also an artistic treasure in Chinese wooden architecture.