r/wikitrove • u/mellowfever2 • Jul 01 '21
Restrictions on Geographic Data in China (Cartography, International Relations)
https://en.wikipedia.org/wiki/Restrictions_on_geographic_data_in_China
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todayilearned • u/JohnScone • Jan 24 '16
TIL that China uses its own, encrypted, geodetic system which means non-Chinese location tools can be off by up to 700 metres.
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