Abstract: Relocation for poverty alleviation is a continuous task. Implementing follow-up development of resettlement areas for poverty alleviation and relocation is an important part of consolidating the achievements of poverty alleviation in Northwest China. Based on the existing literature experience, this study identifies factors affecting the subsequent development of relocation areas for poverty alleviation and resettlement, and combines the panel data of Baoan Town, Shaanxi Province from 2016 to 2018, and uses the RM-BP-DEMATEL method to analyze infrastructure and public service facilities. It extract the key influencing factors for the follow-up development of resettlement areas for poverty alleviation and relocation from the perspective of infrastructure construction, public service construction, housing construction, organizational construction and industrial development. The results show that the occupancy rate of the relocation resettlement area, the proportion of party members Xiangxian in the rural grassroots party organizations, the rate of tap water entry and the number of industrial projects are the key influencing factors for the subsequent development of the relocation resettlement area. It is recommended to strengthen the construction of grassroots organizations, improve the supporting facilities of public services, and focus on industrial development, so as to improve the quality and efficiency of the follow-up development of the relocation resettlement areas.