| As global economy competition is more drastic, enterprises need to found consanguineous fellowship to facilitate information flow, transfer creative thinking and obtain competition advantage. Cluster of enterprises, as a new form of regional economic development, is promoting the economy development all over the world. The cluster of enterprises that has local characteristics may make full use of integrated advantage, grasp market opportunity, and hold ascendant market competition position. The cluster of enterprises not only stimulated region which it resides the most flourishing district, but also made those enterprises which could endure economy fluctuation and had persistent development capability become the towers of strength to lead world fashion and promote national economy development in relational fields. Now, whether you can develop the extroverted clusters of enterprises that take root on the country and have local characteristics becomes an important problem involved the national integrated power and competition position of the region. Therefore, cluster of enterprises has been an important realm of economics research and management research.The foreign research mostly emphasize on demonstrating the reason and condition of forming, development mechanism and competition advantages of cluster of enterprises. But, the research in China is limited in introducing the foreign research. In recently years, some researchers have profoundly analyzed the advantage and reason of enterprises' cluster, government support etc, by investigate cluster phenomena in China. Their research demonstrate emphatically that what is cluster of enterprises, why they come into being, but the theory research about how to develop cluster, how to foster the cluster of enterprises having development potential is singularly.On the basis of the research of predecessors, the article gives a general introduction to business cluster and its classification. By using theory about economics, management,strategy and methods of conclusion and deduction, the author brings forward an index system that can judge the development potential of cluster of enterprises. This index system has reflected all elements and estimation methods that may affect the development potential of cluster of enterprises, including the following six aspects: industry period, regional environment, innovation capability, human capital and social capital, value chain, market competition. With this index, the author tries to judge whether the clusters of enterprises in China possess good development potential, and find out the bottleneck problems that affect the development of clusters, sequentially we could provide decision-making basis for governments in making related policies and for enterprises in making development strategies. Finally, the article brings forward policy suggestions on how to support and develop the local clusters of enterprises and strengthen the regional economy strength standing on the side of government, and countermeasure used to foster well environment of cluster development, build well unisonous competition mechanism, advance the competitive of the enterprises in the clusters. |