Chongqing Sanhua Industry Co.,Ltd,founded in 1992,which is a private technology company that is dedicating itself to research,develop and manufacture vehicle,general gasoline engine,diesel engine and motorcycle parts etc. It is a high-technology enterprise,which has right to import and export; The new engine cylinder without cylinder liner and integrated aluminum alloy cylinder were evaluated to new high-tech products and Chongqing major new products by Chongqing science and technology commission. There are 650 employees and the factory building area is 60000 square meter. The fixed assets is 0.18 billion. And the machining center, honing machine and other domestic and oversea CNC equipments is 385sets. The annual dis-casting and machining aluminum products are more than 8000tons. There are 12 machining crankcase lines and 9 cylinder head lines. The annual sales income is over RMB 0.2billion.