With the expansion of enrollment in universities,the number of graduate students is increasing.They are not only the object of education, but also the important force of scientific research.The comprehensive quality of graduate students not only refers to the level of students" achievements,but more importantly,the cultivation of their research ability,the cultivation of collaboration ability,and the cultivation of problem-solving skills.Scientific research is the core and key of postgraduate education. At present, there is a lack of academic research results on the research of postgraduates participating in scientific research.This study focuses on the contribution and value of postgraduate research,by analyzing the overall contribution and each Specific indicators,and then explore the factors behind the impact of postgraduate research,including policy incentives,evaluation systems.