Taking Fengdu County of Chongqing City as the study area,with the help of the method that combines object-oriented classification and supervised classication.The article qualitatively analyzed the spatial characteristics of rural residential area in Fengdu County,Chongqing City with the combination of object oriented classification and supervised classification and divided the rural residential area of Fengdu County into 4 levels of suitability area:highly suitable area,medium suitable area,less suitable area and unsuitable area.And then based on the cluster analysis,4 types of development areas were formed in Fengdu County as key development areas,potential development areas,restricted development areas and priority development areas and corresponding regulation and control modes were proposed.