basemap_dem             Elevation Map of China Layer for ggplot2
basemap_vege            Vegetation Map of China Layer for ggplot2
check_geodata           Check and Download Geospatial Data from GitHub
coord_proj              Coordinate System with Transformed Limits for
                        Custom Projections
geom_boundary_cn        Plot Boundaries of China
geom_buffer_cn          Plot Buffered Layers for China's Boundary
geom_loc                Visualize Spatial Point Data
geom_mapcn              Plot China Map with Customizable Options
geom_world              Plot World Map with Customizable Options
