Spatial database technique of 3D GIS is also
applied to manage, save and search all kinds of vector data,
raster data and attribute data during basin modelling. At the
end of paper, it is expatiated how to use 3D WebGIS to publish
and share three-dimensional tectonic-stratigraphic framework
of basin on the Internet. In short, the B-Rep model, 3D GIS
spatial analysis, 3D GIS spatial database and 3D WebGIS are
introduced into geosciences in this paper.