Beidou satellite positioning system is developed by China's global satellite positioning and communication system (BDS), it is the third after the US GPS and Russian GLONASS satellite navigation system.
 

It provides ranges of users with precise, reliable positioning, navigation and timing services all-weather, all-day globally, as well as short message communication services. So far BDS can preliminary provide area navigation, positioning and timing service, with a better than 20m positioning accuracy and 100ns timing accuracy. With the continuous development of BDS, it is widely applied in monitoring, combat exercises, military training, navigation and scheduling.