Postgraduate education is the highest level of education in our country, which can provide the most extensive intellectual supports and reserve a large number of sustainable innovation and high level talents. As the enrollment scale expanded continuously in recent years, a sufficient number of tutors have been relatively inadequate in the majority of universities, most graduate students do not have the careful guidance of the instructor, so that the quality of graduate education is often uneven. Although the credit system has been widely adopted in the postgraduate education of most universities in our country, which is not satisfy the demand of the society for the high quality innovative talents and the requirement of stronger practical ability. The education mode of dual tutorial system under the condition of credit system in medical postgraduates as the breakthrough point, the advantages of dual tutorial system in medical cultivating model of postgraduate will be explained, and put forward the detailed plans and evaluation methods, and provide novel ideas to establish new postgraduate training mode.