South square. Shanghai Railway Station was adjusted according to the latest operation chart of the railway department from 2065438 to July 2005. The North Square is mainly responsible for the passenger transport operation of intercity railways and high-speed railways, while the South Square is mainly responsible for the passenger transport operation of ordinary trains such as ordinary trains and express trains. So get on the bus from South Square. Shanghai, referred to as "Shanghai" or "Shen" for short, is a provincial administrative region, a municipality directly under the Central Government, a national central city and a megacity in People's Republic of China (PRC).