Changsha Artillery Academy was abolished because it was merged into National University of Defense Technology. Changsha Artillery Academy has been revoked and merged into National University of Defense Technology. Running a school at the address of the former Artillery Academy is a software vocational and technical college. National University of Defense Technology has achieved a large number of independent innovation achievements represented by Tianhe series supercomputer system, key technologies of Beidou satellite navigation and positioning system, Tiantuo series micro-nano satellites, laser gyro, ultra-precision machining and maglev train, which has made important contributions to China's "two bombs and one satellite" and manned space flight. Tianhe-2 supercomputer system developed by our school won the title of world supercomputer for six consecutive times.