KAZAN, April 25. /TASS/. Russia’s Zelenodolsk Shipyard in the Volga area has built the third Project 11661 Gepard-3.9-class frigate for the Vietnamese Navy, shipyard spokesman Andrey Spiridonov told TASS on Monday.

The frigate will be put afloat on April 27 to undergo running trials, the spokesman added.

"The shipyard has completed the construction of a Gepard-3.9-class frigate for the Vietnamese Navy. The vessel will be floated out on April 27," Spiridonov said.

According to him, the ceremony of floating out the frigate will be attended by the Vietnamese Navy’s delegation.