This paper reviews state-of-the-art of researches on 3D Geosciences Modeling (3DGMS) and stresses the significance and urgency of research on practical key technology for mine surface and underground 3D integrated modeling and evelopment of necessary basic software platform.From the perspectives of 3D modeling technology for mine surface plant enes,real 3D modeling technology for complex geological bodies based on GTP models,real 3D modeling technology for mine tunnel engineering,mine surface and underground 3D integrated model spatial analysis technology,etc.,this paper introduces the general idea of and key technology for mine 3D surface and undergroundintegrated modeling,and the research chievements have been applied in the large-scale real 3D modeling software GeoMo3D developed with many years of efforts by the research group.The practical application indicates that the minesurface and underground 3D integrated models established based on our research achievements features rapidness,convenience and reliability and can meet the requirements for digital mine construction.