Drug safety issues have been repeatedly prohibited in recent years, such as the 20 years of "drug wrapping" incident and 20 years of "ginkgo " , the successive occurrence of the incident not only endangers the reputation of the enterprise, but also seriously threatens public health and social stability, It has also attracted public attention on the implementation of corporate social responsibility. Current position on CSR, reputational capital and However, there are conclusions on the relationship between corporate social responsibility and performance Due to the great differences and the lack of clarity of the mechanism, this paper introduces reputation capital as an intermediary variable to explore the between them Impact mechanisms. One ^110 listed pharmaceutical companies as samples through literature review, case search and multiple regression A variety of analytical methods, focusing on the pharmaceutical corporate responsibility, reputation capital on corporate performance impact mechanism, W. Can stimulate pharmaceutical enterprises to take the initiative to fulfill the necessary social responsibilities, accumulate their own sound and sound capital, so that corporate performance . efficiency level is improved. Firstly, this paper introduces the background and significance of the research, and clarifies the problems to be solved. Secondly, it adopts the of literature By means of research, the basic concepts such as corporate social responsibility are defined, and the theoretical basis of this paper is clarified. Thirdly, through rational , Analyzing and combining with the previous research, this paper constructs the theoretical model of enterprise mad meeting responsibility and reputation capital to study enterprise performance ,. Next, we use statistical software SPSS22.0 process data and verify enterprise according to regression results How social responsibility and reputational capital affect the performance of enterprises; then, based on the results of the analysis, we draw a conclusion :. Corporate social responsibility has a significant positive impact on corporate performance, and reputational capital plays a part of the intermediary . Function. Finally, according to the conclusions of the study and combined with the implementation of social responsibility in the pharmaceutical industry, put forward targeted recommendations ,. W period enterprises in the daily management process, can actively assume social responsibility, pay attention to the accumulation of reputation capital, so as to . To raise the level of enterprise performance