In the light of Relationship Marketing and Maslow's Hierarchy of Needs, this paper analyzes the feasibility of introducing Relationship Marketing and Maslow's Hierarchy of Needs into the Work-study. And then, the paper discusses the main problems of college poor students' work-study and points out some possible reasons. In the end, the paper elaborates the inspiration of applying the two theories into college poor students' work-study. The authors hope that this thesis can provide some new ways and promote innovation and creation to work-study in colleges.