As a non-market mechanism,corporate social responsibility helps subsidiaries build legitimacy and reduce liability of foreignness in the form of social contribution.Based on fuzzy-sets QCA analysis methods and the data of 37 Chinese banking companies investing in 20 host countries(or regions)in 2018,this paper tried to discuss the influence of corporate social responsibility on the liability of foreignness and its path selection through combining institutional factors of country(region)-level and corporate characteristics of firm-level.The results show that it is helpful to overcome liability of foreignness by fulfilling corporate social responsibility.For“young”subsidiaries,they should consider the comprehensive impact of corporate social responsibility,regulatory distance and economic distance.When“older”subsidiaries perform their social responsibilities to reduce liability of foreignness,they must pay more attention to the institutional distance.