Promoting the innovation and development of the ICT industry is one of the most important measures for the “No. 1 Project” of the digital economy in Zhejiang Province. This paper uses social network analysis methods to quantitatively analyze the characteristics of the cooperative innovation network and its impact on innovation performance from different stages and different industrial fields. The research shows that the collaborative innovation network of ICT industry in Zhejiang province is a core-periphery structure with a two-step spiral rising evolution characteristics; Density has a positive effect on innovation performance, and centrality has an inhibitory effect on it; and the collaborative innovation network can promote the development of ICT industry in Zhejiang Province.