Resources excavation has very important meaning to arrange out_migratory immigrants for project construction.Based on the survey of the arranging position of the Three_gorge immigrants in Dafeng City, Jiangsu Province, the paper analyzes the problem of resources excavation during the community arrangement.These are mainly the use of idle resources of houses and lands, the rebuilding of social network resources, the development of human resources to immigrants and the startup of investment resources, and etc.