Graduate education is the highest level of higher education personnel training of top creative talents of China’s socialist modernization culture channels. The graduate social practice are education activities to improve the overall quality of the graduate students,to promote quality capability,and to cultivate the graduate innovative spirit and practical ability. Emphasis on the training and upgrading of social practice in the post-graduate education is the way to train high-level innovative talents. There are many problems in postgraduate social practice. For this,combined with the actual work on the basis of the proposed establishment of four in one of graduate social practice,the authors propose the capacity-building mechanisms to build effective platform for graduate social practice: give full play to the role of government regulation， give full play to the advantage of the resources of the community,college graduate social science practical ability training system,and give full play to the initiative of the graduate social practice.