Recently,the development of SWFs is swift and violent,especially since breaking out the sub-prime mortgage crisis in the USA,it's active performance in the field of international finance arouses the international society's widespread attention.SWFs' scale is increasing,its strategic assets allocation has had the important impact on the international capital movement and the property price.And the special country background of SWFs makes its tendency of investment cause the government of USA and Europe and concerns from various sectors.At present,China's sovereign wealth funds should profit from the international advanced experience,constantly improve its operational mechanism and actively respond to the challenges with the changes in environment of external supervision.