the difference between them is that they have different definitions and different scopes.

1. Different definitions: Xujiahui District is a district of Shanghai, while Xujiahui is a business district.

2. Different scope: Xujiahui District covers an area of 4.4 square kilometers from Wanping Road in the east, Yishan Road in the west, Guangyuan Road in the north and Lingling Road in the south. As a business circle, Xujiahui takes the location of the store as the center and expands along a certain direction and distance to attract customers' radiation range. Xujiahui is one of the four sub-centers in the central city of Shanghai, one of the central activity areas in Shanghai, and one of the top ten commercial centers in Shanghai.