How about intelligent Beidou satellite navigation?

This satellite navigation is very good.

The positioning accuracy of Beidou satellite is very accurate. Intelligent Beidou satellite navigation system adopts self-developed positioning technology with high positioning accuracy and reliability. It can provide accurate positioning service whether in the environment of high-rise buildings in cities or in complex mountain or marine environments.

The intelligent Beidou satellite navigation function is very rich. In addition to the basic positioning and navigation functions, it also has special functions such as short message communication and satellite-based enhancement.