Development of Emulating System of Expressway Passenger Management by OOP

With practice, this article studies and analyzes how to apply OOP to develop a new way of "Emulating System of Expressway Management". Take the passenger management of expressway from Xi'an to Baoji as an example, it deeply discusses the class, the factors and the objects of emulating system. Also, it gives further analysis for the improvement and the prosperity from this system.