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2012年5月16日上午8时30分,第三届中国卫星导航技术与应用成果展在广州保利世贸博览馆隆重开幕。总装备部副部长刘国治、北斗卫星导航系统工程总设计师孙家栋院士、广东省副省长刘志庚、国防科工局副局长
At 8:30 on May 16, 2012, the 3rd China Satellite Navigation Technology and Applications Achievement Exhibition was grandly opened in Guangzhou Poly World Trade Center. Liu Guzhi, deputy director of the General Armament Department, academician Sun Jiandong, chief architect of Beidou satellite navigation system engineering, Liu Zhigeng, vice governor of Guangdong Province, deputy director of the Bureau of National Defense