发展独立自主卫星导航定位系统是党中央、国务院、中央军委着眼国家安全和经社会发展作出的一项重大战略决策,是加速中国信息化进程的重大举措。继续加速推进北斗导航应用,按照“三步走”发展战略,北斗一号建成运行,初步应用国防和经济社会急需,取得了较好的经济和社会效益。特别是四川汶川地震和青海玉树地震救灾 The development of an independent satellite navigation and positioning system is a major strategic decision made by the Central Party Committee, the State Council and the Central Military Commission in focusing on the development of the state security and the society and is a major move to speed up the process of China’s informationization. To further accelerate the application of Beidou navigation, in accordance with the “Three Steps” development strategy, Beidou-1 was put into operation and preliminary applications of national defense and economic and social needs were urgently achieved and achieved good economic and social benefits. Especially the Wenchuan earthquake in Sichuan and the earthquake in Yushu in Qinghai Province