营运客车类型划分及等级评定工作是交通部门实施营运客车管理、客运线路审批、客运企业资质评定的重要依据,是推进客运车辆技术进步、优化客车市场结构的重要手段。在我国社会经济高速发展的大环境下,各地区间高速路网的相继贯通,汽车客运行业已经步入了一个崭新的发展阶段。近年来,随着客运市场的繁荣,不同车型、不同档次的各品牌营运客车纷纷投入营运,极大地活跃了客运市场,大大满足了乘客出行需求。但是,由于客运车辆管理工作的滞后也出现了客车类型划分不规 The classification of passenger trains and the assessment of their grades are important bases for traffic departments to implement management of passenger trains, examination and approval of passenger routes, and qualification evaluation of passenger transport companies. They are also an important means to promote the technological progress of passenger vehicles and optimize the structure of passenger cars. Under the environment of the rapid social and economic development in our country, the expressway network among various regions and regions has been successively established and the automobile passenger transportation industry has entered a brand-new stage of development. In recent years, with the prosperity of the passenger market, buses with different brands and different grades have been put into operation one after another, which has greatly activated the passenger market and greatly satisfied passengers’ travel needs. However, due to the lag in the management of passenger vehicles, irregular bus types have also emerged