China will build a global positioning satellite system

According to Xinhui news agency on March 2, China's National People's Political Consultative Conference (CPPCC), and China's former Shenzhou spacecraft designer, China is expected to build a Global Positioning Satellite (GNSS) system of more than 30 satellites by 2020.

GNSS system

Mr. Tong said the satellite navigation system in Bac Dau-1 has played a critical role in relief work following the May 2008 earthquake in Sichuan provided by the system. The only communication channel between isolated regions.

However, Bac Dau-1 system can not meet the increasing demand now, so a North Dau-2 system will function better and a global positioning satellite system will be built. in two stages.

In the first phase from 2011 to 2015, China will launch 12-14 satellites to provide Asia-Pacific time and short message services. By 2020, a global positioning satellite system of more than 30 satellites will be officially put into operation.

China began building the GNSS system in 2000 and established such a system in the area after the launch of three geostationary satellites from mid-October to May 2003.