The cultural and creative industries are strategic emerging industries of China. Agglomeration is the basic phenomenon of its development and also the carrier for its development. Based on big data of investing behavior，this paper uses social network analysis method to analyze the industrial agglomeration spatially from three dimensions：country，region and city，and initially obtains the geographic location and spatial characteristics of aggregation of cultural and creative industry. The connotation of the investment network was extended to resource networks，cooperation networks，social networks，and innovation networks and was proposed that there are rents for location，relationship，ideas and technology between these networks，and based on this，the investment networks were taken as the core to obtain the motional mechanism of industrial agglomeration. Finally，this paper puts forward several suggestions in light of the actual situation.