The Beidou satellite navigation system space segment consists of five geostationary orbit satellites and 30 non-geostationary orbit satellites. China plans to cover the Asia-Pacific region around 2012 and cover the world around 2020. China is implementing the Beidou satellite navigation system and has successfully launched 16 Beidou navigation satellites. According to the overall plan for system construction, around 2012, the system will first have the ability to locate, navigate and give time and short message communication services covering the Asia-Pacific region. Around 2020, the Beidou satellite navigation system covering the whole world will be built.
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