Abstract: Network structure characteristic is an important variable that affects enterprise’s competitive advantage. Based on the theory of organization, this paper constructs the research model of industrial cluster network structure characteristic, knowledge search and enterprise’s competitive advantage. Based on the empirical test of 178 software enterprises survey data, this article finds that the industrial cluster network structure characteristic positively affect knowledge search and enterprise’s competitive advantage; exploitative knowledge search has a positive impact on enterprise’s competitive advantage; exploitative knowledge search plays the intermediary role in relationship between industrial cluster network structure characteristic and enterprise’s competitive advantage. Enterprises in cluster should strengthen the network view and knowledge search ability, promoting the circulation and sharing of innovative resources to cause the knowledge transfer, utilization and regeneration in the cluster, so as to enhance the enterprise’s competitive advantage.

Key words: enterprise&rsquo, s competitive advantage