The unveiling ceremony was held in Tehran on the occasion of National Defense Industry Day on August 22.
Bavar-373, with a range of 200 kilometers and a height of 27 kilometers, is known as Iranian S-300 of Russia.
According to the president's order, Bavar-373 joined Iran's air defense system today.
Earlier, officials at the Iranian Defense Ministry had announced the Bavar-373 readiness for being unveiled on August 22 as the system has already passed its tests successfully.
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