By adopting the methods of documentary analysis and case study,according to the data of Alibaba Group from 1999 to 2016,under multiple institutional logics,this paper analyses the different influences exerted by enterprises' strategic behaviors on the innovation legitimacy.The study shows that profession logic,cooperative logic,community logic and family logic are positive correlation with innovation legitimacy,and the effect of cooperative logic is the most obvious;while there is an elastic correlation amo...