High efficient innovation-driven is very important to develop the country with limited resources.For the first time,this paper uses co-integration method to do empirical analysis on the performance of RIS.From short-term or long-term's perspective,it is found that the role of direct government intervention is a significant innovation perform- ance.It is not shown up the promoting function of the intensity of University-Industry cooperation.And in the short term the input-output elasticity of SMEs in the RIS is only 0.0547,but in the long run SMEs has the greatest elastic- ity.Finally this research conducts a thorough analysis and put forward some policy suggestion.