Abstract: Public service cooperative production is considered as a new mode of public service production in the post new public management era. It has become a new trend to drive cooperative production from the public perspective. The existing research on cooperative production mainly includes two paths：cognitive intention based on “how to see” and process intention based on “what to do”. This paper combines the two research paths, considering the abnormal uncertainty between public service providers and service object, on the basis of the whole life cycle of cooperative production, proposes a layer of life cycle, participation information and knowledge, under the abnormal constraints as influence variable abnormal collective cooperative production analysis framework, takes a volunteer club as a case, explores the public drive under the abnormal collective cooperative production and its mechanism, to expand abnormal citizens spontaneous of temporary emergency organization concept of connotation and knowledge system, to promote the public crisis in the public service collective cooperative production practice work.

Key words: unnormal, volunteer club, collective coproduction