The crowds of metro stations are common in the early peaks of big cities such as North Shangguang. In Manchester, Britain, trains are not pushed by people. During the rush hour on Tuesday morning, a metro train was packed with people, and the driver could not start the overloaded train. Finally, the staff mobilized people to push the train side together until it moved.
Source: Responsible Editor of Reference Message Network: Ji Guojie_NBJ11143