我国公路客运汽车,不但数量和品种少,而且车型老旧,与国民经济飞速发展的形势,以及客运和旅游的需要极不相适应.另外,我国的客车都是用货货车底盘改装的,即使称为客车底盘,仍然是用货车总成组装,而且选择总成的余地极小,基本上还是局限在各个厂牌总成的范围内,很难按客车的要求选择总成合理布置,而且客车底盘的数量也不能满足要求.所以公路客车既不能适应日益 China’s road passenger cars, not only the number and variety of small, but the old models, and the rapid development of the national economy, as well as the needs of passenger transport and travel extremely incompatible.In addition, our buses are used truck chassis modified, even if Is called the bus chassis, is still assembled with the truck assembly, and the choice of assembly is minimal, basically still confined to the various brand assembly range, it is difficult to choose the bus according to the requirements of the assembly reasonable arrangement, and the bus The number of chassis can not meet the requirements, so both the bus can not adapt to the road