改革开放以来，交通运输的基础设施建设迅猛发展。运输市场从多年的卖方市场变成买方市场，使一直在运输市场上处于垄断地位的铁路运输企业面临着十分严峻的挑战。在长途客运市场上，铁路通过列车提速、调整运行图及营运线路，开行不同类型和不同层次的旅客列车，改进售票及提? Since the reform and opening up, infrastructure construction of transportation has been developing rapidly. Transport market from the seller’s market for many years into a buyer’s market, has been in the transport market in the monopoly of the railway transport enterprises are facing a very serious challenge. In the long-distance passenger transport market, the railway speeds up trains, adjusts operation plans and operation routes, runs different types and levels of passenger trains, and improves ticketing and delivery.