6月初

　　据中国卫星导航系统管理办公室消息，按照发射技术流程，我国北斗三号全球卫星导航系统最后一颗组网卫星已在西昌卫星发射中心完成技术区测试、推进剂加注和发射前状态设置，执行发射任务的长征三号乙运载火箭也已完成加注前的全部测试工作，功能、性能满足任务要求，即将开展常规推进剂、低温推进剂加注，将于近日择机发射。

　　According to China Satellite Navigation Office, the last satellite of China's BeiDou Navigation Satellite System will be launched from Xichang Satellite Launch Center in the coming few days. The announcement made on Sunday afternoon indicates that the rocket Long March-3A has finished various tests and is ready to go. This is the last constellation in the BeiDou Navigation Satellite System, a GNSS developed by China. Since 2000, China has launched 59 BeiDou satellites into space. Apart from some testing satellites, there are 29 satellites now in the core system. With the last one, a GEO satellite in orbit, the BeiDou system will be complete, and ready for global users.

　　6月16日

　　发射北斗三号最后一颗全球组网卫星的长征三号乙运载火箭在临射前测试过程中，发现产品技术问题，发射任务推迟，发射时间待定。

　　China has delayed the launch of the final satellite of its BeiDou navigation satellite system-3, which was scheduled on Tuesday. The postponement was announced after a technical problem with the product was found during a test ahead of the launch.

　　6月22日

　　6月16日推迟执行的北斗三号最后一颗全球组网卫星发射任务相关技术问题已排除，任务重新启动，将于6月23日择机发射。

　　The launch of the final satellite in China's BeiDou-3 navigation system has been rescheduled for Tuesday. Some technical problems were discovered in the Long March-3B carrier rocket during the pre-launch check. The problems have been fixed, according to the China Satellite Navigation System Management Office.

　　7月31日

　　北斗三号全球卫星导航系统正式建成并开通全球服务。

　　China's Beidou Navigation Satellite System has been completed and started providing full-scale global services today.