SOCHI, NOVEMBER 21, ARMENPRESS. Armenia’s Ministry of Territorial Administration and Infrastructure and Russia’s state corporation Rostaom continue working on the concept of double extension of the operation term of the second power unit of the Armenian Nuclear Power Plant, Director General of Rusatom Service Evgeny Salkov said in response to the question of ARMENPRESS during a press briefing at the ATOMEXPO International Forum 2022 in Sochi.