In this study，the peer counseling group was intervened 10 times with the self-designed impoverished college students' positive psychological quality of peer group psychological counseling program.The results show that the total scores of the positive quality of the peer counseling group and its six sub-dimensions，including intelligence and knowledge，integrity and courage，human nature and love，justice and cooperation，self-management and humility，spirituality and transcendence and their mean differences between the pre-test and post-test are significantly higher than those of the homogeneous control group.The peers' psychological counseling has a great effect on improving the positive psychological quality of the impoverished college students，which has its extensibility.