The application and development of aluminum heat exchanger in automobile as well as production and demand of aluminum strip used in Chinese heat exchanger.Except for application in automotive radiator, aluminum alloy composites is widely used in the field of train,engineering vehicle,special vehicle,refrigerator car,large locomotive,airplane,air conditioner,oil pressure device,oxygen-making machine,air separation device,hydrocarbon separation device,liquefaction evaporation device of natural gas.It is expected that the demand on composite aluminum sheet strip for heat transferring in China will be more than 150,000 tons in 2017.