Learning center

GIS Guides & Mapping Tutorials

Step-by-step explanations for researchers, developers and mapmakers.

Desktop GIS

How to Open China GeoJSON in QGIS →

Load, check and export a China boundary GeoJSON file in QGIS.

Coordinate reference

WGS 84 vs GCJ-02: Coordinates on China Maps →

Learn why vector coordinates may appear shifted on Chinese web basemaps.

Web mapping

How to Use China GeoJSON in Mapbox GL JS →

A starter example for loading China boundary GeoJSON into a Mapbox GL JS map.

GIS basics

GeoJSON vs Shapefile: Which Format Should You Use? →

Compare two common vector GIS formats and pick one for your workflow.

Start here

New to GIS? Begin with the file format comparison, then open the dataset in QGIS before integrating it into a browser map. Working on a China-focused basemap? Read the coordinate systems guide first.

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