Deputy Energy Minister, Co-Chairman of the Russian-Iranian working group on energy cooperation at the Permanent Russian-Iranian Commission on Trade and Economic Cooperation Kirill Molodtsov (right) and Deputy Oil Minister of the Islamic Republic of Iran on International Affairs and Commerce, Co-Chairman of the Russian-Iranian working group on energy cooperation at the Permanent Russian-Iranian Commission on Trade and Economic Cooperation Amir Hossein Zamaniniya after the ceremony of signing the protocol of the second meeting of the afore-mentioned Russian-Iranian working group at the 2017 St. Petersburg International Economic Forum.