Social practice and voluntary service play a vital role in the healthy growth of college students, especially in educating students and cultivating their good virtues. The implementation of these activities is under the double influence of inner factor and outer factors. There are some existing problems, such as deficient planning, single form, detached contents, and unclear mechanism. Therefore, it is necessary to establish and perfect the operation mechanism from aspects of organization and implementation system, the content platform, the environmental support system, evaluation system, and guarantee system.