As an important means for enterprises to promote technological progress, product development and service level, innovation has an absolute role in enhancing enterprises’ innovation strength and market strength. In the context of frequent and rapid product replacement and shortened technological innovation cycle in modern society, through the embedding of social networks, forming platforms for higher education institutions, governments, capital markets, research institutions and intermediary links to promote the integration of innovation and capital development and make the most of every resource has become an important way. From the perspective of social network, the methods and necessary approaches for the establishment of enterprise innovation network are studied in this article.