A method for processing geological information, comprising: acquiring multiple geological images; determining the relation between an image coordinate and a ground coordinate of each of the multiple geological images by an image forming process of geological images; and joining the multiple geological images together according to the relation between the image coordinate and the ground coordinate of each of the multiple geological images; wherein the method further comprises: acquiring geological vector data in the geological information; acquiring image data in the geological information; and performing spatial-location matching for the geological vector data and the image data to acquire geological images; stacking the vector data and the geological images to acquire remote sensing data; correcting the geological images, comprising inclination correction and correction of relief displacement of the geological images; wherein correcting the geological images comprises: for flat areas or areas failing to provide satellite orbit parameters and sensor parameters of imaging, using a polynomial transformation geometric model to rectify the geological images, wherein the adjustment is calculated by more than two redundant control points; and for areas with high relief amplitudes or large image incidence angles, performing physical model rectification for the geological images based on satellite orbit parameters and sensor parameters of imaging. acquiring multiple geological images; determining the relation between an image coordinate and a ground coordinate of each of the multiple geological images by an image forming process of geological images; and joining the multiple geological images together according to the relation between the image coordinate and the ground coordinate of each of the multiple geological images; wherein the method further comprises: acquiring geological vector data in the geological information; acquiring image data in the geological information; and performing spatial-location matching for the geological vector data and the image data to acquire geological images; stacking the vector data and the geological images to acquire remote sensing data; correcting the geological images, comprising inclination correction and correction of relief displacement of the geological images; wherein correcting the geological images comprises: for flat areas or areas failing to provide satellite orbit parameters and sensor parameters of imaging, using a polynomial transformation geometric model to rectify the geological images, wherein the adjustment is calculated by more than two redundant control points; and for areas with high relief amplitudes or large image incidence angles, performing physical model rectification for the geological images based on satellite orbit parameters and sensor parameters of imaging. acquiring geological vector data in the geological information; acquiring image data in the geological information; and performing spatial-location matching for the geological vector data and the image data to acquire geological images; stacking the vector data and the geological images to acquire remote sensing data; correcting the geological images, comprising inclination correction and correction of relief displacement of the geological images; wherein correcting the geological images comprises: for flat areas or areas failing to provide satellite orbit parameters and sensor parameters of imaging, using a polynomial transformation geometric model to rectify the geological images, wherein the adjustment is calculated by more than two redundant control points; and for areas with high relief amplitudes or large image incidence angles, performing physical model rectification for the geological images based on satellite orbit parameters and sensor parameters of imaging. for flat areas or areas failing to provide satellite orbit parameters and sensor parameters of imaging, using a polynomial transformation geometric model to rectify the geological images, wherein the adjustment is calculated by more than two redundant control points; and for areas with high relief amplitudes or large image incidence angles, performing physical model rectification for the geological images based on satellite orbit parameters and sensor parameters of imaging.