Objective: To investigate the Life Quality of graduate students,and to improve the quality of life of graduate students to provide evidence.Methods:630 graduates were randomly selected as the research sample from four colleges and four universities in Nanjing,according to the quality of life Questionnaire Status Scale on a sample survey of graduate students．Results: Different professional master graduate student on quality of life had statistically significant .(p﹤0.05,p﹤0.01)；different family economic status on quality of life had statistically significant.(p﹤0.05,p﹤0.01)；different gender on quality of life had statistically significant.(p﹤0.05,p﹤0.01)；different grade on quality of life had statistically significant.(p﹤0.05,p﹤0.01)；The marriage situation of postgraduate on quality of life had statistically significant .(p﹤0.05,p﹤0.01)；grade,family economic status of quality of life is positively predicted( β= 0.198,β= 0.562)；Marital status, gender, medicine of quality of life being as a negative predictor( β=-0.425,β=-0．237,β=-0.052).Conclusion: The living standards of the students now are relatively higher. However,factors like professional,grade,family economic differences Gender,marriage of a student should be taken in to consideration if the living standards are to be further improved.