According to the remote sensing image data of ETM +,DEM and so on,automatically clipping and spelling of ETM + remote-sensing image was carried out by ENVI5. 1 software,so as to generate remote-sensing image of Jiangzhou District. DEM data were clipped by Arc GIS10.2 to obtain DEM data of Jiangzhou District. Basic geographic information in Jiangzhou District of Chongzuo City was extracted,such as the slope direction,gradient,terrain elevation and vegetation index. Geographic feature information was analyzed...