The characteristics of freight car management are that there are many vehicles and models, and the management is difficult; How to broaden the management perspective, improve vehicle operation efficiency, enhance driving safety, and strengthen vehicle performance management is an urgent problem to be solved. Although the vehicle management data and database in the cargo area are relatively perfect, all of these data need to be manually input into the computer database or the relevant certificates of parking check can be checked,

It is difficult to implement the gate gate with high traffic flow and high speed requirement, and it takes time and effort. How to collect data quickly and effectively in the import and export area, weighing area and unloading area of the goods area, and how to check and judge the system from a long distance has become the first problem. Every day, the units such as the goods picking plant, power plant, cargo yard and garbage dump will have a large number of materials transportation vehicles in and out, which requires parking, registration, weighing and other procedures,

The data entered by operators into the computer manually is not only time consuming, but also has a large error rate. In addition, it is easy to breed human fraud and cause a lot of economic losses to the enterprise.