The district vehicle access management is becoming more and more automation, residential property management personnel management vehicle access became the increasingly heavy work, our for congestion caused by vehicles on the lower part of the developed vehicle access management system, and prior to the successful installation and operation in a garage. This system mainly consists of the reader, the gateway, the sense coil detector, the sense coil, the system software, the management work station and so on. Working principle is as follows: 1. Vehicles entering the: when the vehicle drove into it, at the entrance of the induction coil detection to vehicle arrival, also at the entrance to the reader to the card, Rocca has passed authorized and effective, and the entrance to the reading and writing device connected to the entrance gateway automatically raise rails, vehicles. If you need to register the temporary parking card, can enter. 2 after entering the vehicle, the sense coil detector will sense to the vehicle has passed, the rail automatically fall. Rail controller smashed cars with anti and anti no trucks to follow in function. If the use of invalid or expired cards, it will trigger the alarm, not to enter. The system will the user card being the name of the owner, license plate number, the number of parking spaces, vehicle characteristics related information record within the host. . exit the vehicle, vehicle pulled out of the cell, the outlet sense coil detection to vehicle to leave, and at the outlet of the reader to read card when, the system automatically determine the validity of the card, will be released. Otherwise, it is not released. In this way, it is effective to protect the security of the area. Those who do not have good intentions can not enter. At the same time also to reduce the workload of security personnel.