Abstract: This paper about the action mechanism of customer knowledge management process on service product development performance based on the collaboration competency perspective. Based on the theoretical preset, using exploratory case study to explore and examine the action mechanism of how the collaboration competency influence customer knowledge management process, and thus affect service product development performance. The results confirmed that absorptive capacity, coordination and relational capability has a significant positive effect on customer knowledge acquisition, sharing and application respectively, therefore, a theoretical framework "collaborative capabilities - customer knowledge management - service product development performance" is established. The conclusions provides a guideline for us to further understanding the mechanism of collaborative capabilities on the service product development performance ,and also provides reference for enterprises to improve customer knowledge management, thus contributing to the practice of service product development performance through collaboration competency .