"There have been discussions about working together in research and development projects, and our joint commission has been very active to work on the details of our cooperation plan, and they are mapping forward how to expand the ties. There were two persons appointed by the two presidents to look after the matter and come up with the map of future cooperation."
He said that since sanctions have been lifted against Tehran many economic opportunities have opened up.
"And now that the sanctions are lifted we have many opportunities to expand economic ties with Russia," the Iranian official said.
Nahavandian listed several projects with Russia in the past and expressed hope that they would expand to other areas in the future.
"Our cooperation with Russia has been multifaceted — from oil and gas to the export of some food, agriculture products, and petrochemicals, and now there has been very advanced talks on new nuclear reactors, as well as cooperation on trade and investments," he said.