This paper uses the theory of social capital to construct the research model of corporate social capital to firm's inclusive innovation based on the market information processing as the mediation variable and the enterprise volunteer service as the mediating variable. The data of 171 valid questionnaires were analyzed by spss17.0 and lisrel8.70, results indicate that the corporate social capital has a significant positive impact on the enterprise's inclusive innovation, market information processing plays a part of mediating role in the influence of corporate social capital on enterprise inclusive innovation, enterprise voluntary service moderates the effects of market information processing on firm's inclusive innovation. It is of practical significance to enhance the volunteer service and market information processing ability to promote the influence of corporate social capital on firm's inclusive innovation.