South Back Street, according to historical records since the Song Dynasty is a bustling city street, it is from the Yangqiao Road crossroads, south to Jipi Road, about 1000 meters long, is the central axis of Fuzhou City "three squares and seven lanes". It has seven lanes on the east side and three lanes on the west side. Due to the development of urban construction, the former Yangqiao Lane has been expanded into a bustling Yangqiao Road. Jipi Lane and Guangweifang have also changed the original appearance. Now the three lanes and seven lanes have only two lanes and five lanes.