At noon, a wave of passengers on the arrival floor of Shanghai Hongqiao railway station. In order to ensure the smooth travel of the large passenger flow to Shanghai and the city's transportation, the rail transit continued to operate extra lines. Lines 1, 2, and 10 set additional shifts. Near noon, Shanghai Railway Station welcomed its first "big test", with both the number of passengers sent and arriving exceeding 10,000 for the first time in the hour from 11:00 to 12:00. As all passengers in and out of Shanghai railway station have to enter the underground parking lot, there is an increasing pressure of traffic diversion at Moling Road entrance of the vehicle. At the station area linkage command center, the police found that vehicles had started to accumulate, so they initiated an emergency plan.