Distributed innovation is a new model that modern enterprise facing the challenge of knowledge economy and globalization builds.?Firstly, from the perspective of knowledge flow among enterprises, the study analyzes the three key factors affecting distributed innovation thoroughly, including knowledge source、knowledge attribute and knowledge context; and then we construct three-phase dynamic evolution process model of the knowledge accumulation, knowledge creation and knowledge advantage formation; finally, the two-level relational governance behavior is proposed: one is relationship in different stages of the internal governance, such as knowledge sharing of the knowledge accumulation phase、knowledge integration of the knowledge creation stage and knowledge field of the knowledge advantage generation stage; the other is relational governance among the three stages, knowledge network management ability is the important regulatory variable. This paper tries to open the "black box" of distributed innovation that enterprises take advantage of all sorts of resources to generate knowledge advantage.