Xinjiekou is located in the central area of Nanjing, Jiangsu Province, at the intersection of Gulou District, Xuanwu District and Qinhuai District in Nanjing, with Zhongshan East Road in the east and Xi Tiananmen Square in the direction, 2 kilometers away from Xi Tiananmen Tunnel. On the south side is Zhongshan South Road, facing Sanshan Street, 3.5 kilometers away from Nanjing Inner Ring South Line; From Hanzhong Road to Hanzhong Gate in the west, it is 4. 1 km away from Jiangdong Expressway; North Zhongshan Road leads to Gulou Square, with a distance of 1.5 km. The intersection in the center of the square is the main road of the city.

The scope of Xinjiekou business circle is: Taiping South Road and Taiping North Road in the east, Jianye Road and Baixia Road in the south, Mochou Road and Shanghai Lulu Road in the west, Changjiang Road and Huaqiao Road in the north.

The core area of Xinjiekou business circle is: Hongwu Road and Hongwu North Road in the east, Shigu Road and Huaihai Road in the south, Wang Fu Street and Guanjiaqiao in the west, Changjiang Road and Huaqiao Road in the north.

The functional sectors where the counterparts in Xinjiekou Business Circle gather include Hongwu Road Financial Street, Zheng Hong Road Commercial Pedestrian Street, Taiping South Road Gold Jewelry Street, Wang Fu Food Street, Shigu Road Bar Street, Yeshan Folk Culture Street, Westward Antique Calligraphy and Painting Street, Mochou Road Antique Street and Changjiang Road Culture Street.