In the same situation, different people may make a different choice, entrepreneurship and under different scenarios, the same person may choose different startup, What are the characteristics of people who can seize entrepreneurial opportunities in certain circumstances, To explore the black box of the relationship between "people" and entrepreneurial opportunity identification process. In this paper, 118 entrepreneurial enterprises are taken as the research samples, and the process model of entrepreneurial identification in complex situations is constructed by using QCA method. In addition, a number of interactive studies were conducted on internal and external factors influencing entrepreneurship. The research results show that entrepreneurs with different characteristics can adapt to different entrepreneurial external environments to improve the entrepreneurial identification effect. The entrepreneurs'' personal factors and external environmental factors will jointly affect the whole process of entrepreneurial identification and determine the final entrepreneurial identification effect.