【Purpose/significance】Under the background of"popular entrepreneurship and innovation", the deficient on human resources, data resources, information resources and business resources has become an important factor to hinder the promotion of technological innovation of SMEs(small and medium-sized enterprises).【Method/procedure】Basing the G2M mode,the research takes competitive intelligence demands of SMEs as the driving object, takes personalized customization as methods of service, takes government, universities, research institutes, enquiry agencies, industrial cluster and its upstream and downstream enterprises as the main body of supply, and takes technical means such as big data analysis and internet plus to construct the SMEs competition intelligence collaboration supply system.【Result/conclusion】The SMEs competition intelligence collaboration supply system basing on the C2M pattern was constructed to provide a supply mechanism basing on offline data fusion and online collaborative for SMEs