Zhaozhou Bridge is the world's existing long-lasting, largest span, the most complete single-hole open shoulder stone arch bridge, its construction process is unique, the world bridge history of the first "open shoulder arch" structure form, has high scientific research value; The carving is powerful and powerful, and the art style is novel and bold, showing the thick, strict and handsome stone carving style of the Yuan Dynasty, and the bridge decoration is fine and has high artistic value. Zhaozhou Bridge occupies an important position in the history of bridge construction in China, and has a profound impact on the bridge construction of future generations in the world.