"In the middle of 2016, a regimental kit of the anti-aircraft missile system S-400 Triumph and an anti-aircraft missile-gun system Pantsyr-S have been put on combat duty," the report says.

Read alsoPentagon questions purpose of Russia's S-300 air defense system in SyriaAs UNIAN reported earlier, on August 12, the Russian anti-aircraft missile regiment of the Russian Armed Forces stationed in occupied Crimea received an anti-aircraft missile system S-400 Triumph.