Finally, Suzhou Railway station as an example, using evacuation theoretical study to discuss the process of evacuation in the station, through this way determine the way and time of evacuation routes.

Maths teacher, Naoshi Moriya, volunteering at the evacuation site's make-shift logistics office, says he's worried that it is only a matter of time before food runs out.

The simulation model consists of stair component and elevator component, which are respectively based on the calculation of walking speed in stair and elevator evacuation time.