This study develops a theoretical framework of employee participation in Corporate Social Responsibility (CSR) based on leadership theory. The purpose is to understand through what mediating mechanism different leadership styles are likely to influence employee participation in CSR. Specifically, in the proposed framework, employee participation in CSR is indirectly influenced by ethical leadership, authentic leadership, responsible leadership, and servant leadership via the mediation of job self-efficacy, positive affect, and meaningfulness. Finally, the relevant propositions based on the framework and research conclusions are provided. Moreover, what the data collection methods, sample numbers, data analysis methods and research results are adopted are belong to the qualitative research.