China now has their own GPS system.
“It will be the world’s most useful satellite-based GPS system. In all metrics, it performs at the best, world-class level,” says Lan Chung-chi.
US currently has it’s original GPS, with improvements, Russia has GLONASS, and Europe has Galileo system. The Chinese system is called BeiDou, and currently at BeiDou-3/Compass.
A recent study related to this: https://www.mdpi.com/2072-4292/12/11/1853/htm
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