Integrative innovation,discussin g about the innovation problems in mi cro -level,is a new innovation mode appearing in the field of enterprise management in recent years.Industr y cluster is one of the organization f orms in regional development.Enterprises in the cluster can make use of the scale economic effect through cooperation and communication.The papers in recent days are mainly deriving from the theory of regional economics,and are all discussing about the features of the cluster and some related public poli cy problems.On the basis of the comparison of two theories,this paper designs t he evolutionary path of the industrial cluster using the theory of the int egrated innovation.And we consider that thi s can explain the formation of the ind ustrial cluster better.