The Chengdu Jian-7 (export versions F-7) is a People's Republic of China-built fighter jet derived from the Russian Mikoyan-Gurevich MiG-21. It is still produced today, and serves in the air forces of some nations. It is an upgraded version of the original MiG-21 with more modern avionics and weaponry. It serves mostly as an interceptor in the air forces that operate it.
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