The invention provides a bicycle management method and system. The method includes receiving the vehicle use request information sent by the user terminal; allocating idle bicycles that meet the vehicle use request information according to the vehicle use request information; sending the idle bicycle information to the user terminal, and sending the user information to the idle bicycle; receiving the return bicycle sent by the bicycle information, obtain the parking information of the bicycle, and judge whether the bicycle is safely parked according to the parking information of the bicycle and the preset safety evaluation standard. Realize the real-time collection of bicycle operation information and monitoring information, automatically control and manage bicycles, improve the frequency of bicycle sharing and management efficiency, reduce bicycle management costs, and also manage the safety of users during driving; when users rent bicycles , can be rented through the network, and when returning the car, the user can set up a stop to place the bicycle, and pay the rental fee through various methods, which improves the ease of use of bicycle management.