Anping Bridge is located in the bay between Anhai Town, Jinjiang City, Fujian Province, China and Shuitou Town, Nan 'an City. Because Anhai Town was called Anping Road in ancient times, it was named. Because this bridge is about 5 Li Long long, it is commonly known as Wuli Bridge. Anping Bridge, an ancient continuous beam slab flat bridge in China, was built in the eighth year of Shaoxing in the Southern Song Dynasty (1 138) and completed in the fourteenth year. This bridge is the longest beam stone bridge in the world in the Middle Ages and the longest existing harbor stone bridge.

Anping Bridge has a total length of 2,255 meters, a deck width of 3-3.8 meters and 36 piers1pier. Piers are criss-crossed by granite strips, which have three different forms: rectangular, unilateral and bilateral. The bridge deck is paved with 4 ~ 8 large stone slabs. Slate is 5 ~ 1 1 m long, 0.6 ~ 1 m wide and 0.5 ~ 1 m thick, weighing 4 ~ 5 tons, with a maximum weight of 25 tons.

Quanzhou Port, known as "the largest port in the East", was in its heyday, and countless merchant ships from the East and the West traveled day and night. As an important commercial center at that time, Anhai built Anping Bridge, which facilitated the exchanges between merchants in the past and witnessed the prosperity of "merchants are all rising in the sea" and "people are on ten continents".