Abstract: The present application relates to a method for a vehicle auto-locking. The method comprises detecting using situation of the vehicle and status of door locks; and locking the door locks in case that the using situation of the vehicle meets predetermined requirement and the door locks are unlocked. With the embodiments of the application, the drawback that a gangster may forcibly open a vehicle door to commit a robbery before the user starts the vehicle may be avoided and accordingly the user could be protected better, and a plurality of scenarios may be recognized to perform auto-locking. A system for a vehicle auto-locking is also provided.