Based on the theory of social capital and the relevant research on entrepreneurial identity, this paper explores the impact of social capital and entrepreneurial identity on College Students''entrepreneurial ability through descriptive analysis, Pearson correlation matrix and regression analysis, according to the results of 306 valid questionnaires from colleges and universities in Jiangxi Province. The empirical results show that social capital variables are positively correlated with college students''entrepreneurial ability.Therefore, in order to effectively improve college students''entrepreneurship, college entrepreneurs are required to build a network of venture capital, the school attaches importance to entrepreneurship education, the government improves entrepreneurship support policies, and work together to enhance college students'' entrepreneurship.