With the development of science technology, some disciplines are integrating together and some are subdividing into few areas, which determines the state of cooperation and competition in the world. It is indispensable for colleges to enhance the level of scientific research and cultivate talents during the process of building the world-class university. In this paper, international scientific cooperation was divided into five levels according to the development. Based on the analysis about international scientific collaboration of some colleges from domestic and abroad, the paper gets some inspirations and puts forward some measures, which may be helpful for scientific management in University.