(Dingmao June ninth day), July 7, 1927, set up a "special city".

1927 after the establishment of the Nanjing National Government, National Government promulgated the "Special Municipal Organization Act; announced Shanghai set up a" special city ", part of the National Government, Huang Fu was appointed the first mayor, which is Shanghai beginning a city, but also the country's first batch built city.
1930 National Government promulgated the "Municipal Organization Act, provisions to cancel the" special "and shall be known as" City ". "City" shall be under the Executive Yuan, So Shanghai Special City renamed Shanghai and use to this day. "Special city" is the first time the "City" as an administrative regional units finalized, so general as to the establishment of the July 7, 1927 special city located city beginning.