It refers to the rectangle area to the south of Chengdu Road, north of Machang Road, east of Xikang Road and west of intersection of Machang Road and Nanjing Road, featuring over 2,000 garden-style foreign buildings built in the 1920’s and 1930’s, which include over 300 varied buildings and residences of celebrities. It enjoys the title of Universal Buildings Expo. with unique features. Cao Kun and Xu Shichang, presidents of the Republic of China, as well as many premiers of Peiyang Government, hundreds of celebrities at home and abroad, e.g. Hoover, former president and Marshall, former Secretary of State of USA, once lived here.