It is a national 4A-class tourist area, refers to the rectangular area south of Chengdu Road, north of Machang Road, east of Xikang Road and west of the junction between Machang Road and Nanjing Road. There are more than 2,000 garden villas built in the 1920s or 1930s, 300 of which are historic buildings or former residences of celebrities. Therefore, it is known as the "Museum of Foreign Buildings".