China has become the global biggest automobile market,in 2010,auto production and sales achieved a new single-year record of the world.In the process of being the world automobile power,low carbon and energy saving has become the important issue faced by our automobile industry and automobile lightweight technology is one of the important energy saving technologies.In order to promote China automobile lightweight technology,Lightweight Vehicle Technology Innovation Strategic Alliance was established,which has made achievements in the fields of lightweight common technology development,lightweight technology integration application and construction of common technology platform. China has become the global biggest automobile market, in 2010, auto production and sales achieved a new single-year record of the world. The process of being the world automobile power, low carbon and energy saving has become the important issue faced by our automobile industry and automobile lightweight technology is one of the important energy saving technologies.In order to promote China automobile lightweight technology, Lightweight Vehicle Technology Innovation Strategic Alliance was established, which has made achievements in the fields of lightweight common technology development, lightweight technology integration application and construction of common technology platform.