According to the IRNA correspondent, the three top negotiators met amid promising news about the course of the nuclear talks which is underway with the objective of removal of sanctions against Iran.
Earlier, Bagheri told IRNA that differences among participating countries in the talks known as G4+1, were narrowing.
The positions of the two sides are different from each other and their distance is different on different issues, he stated.
The latest round of talks of Joint Commission of the Joint Comprehensive Plan of Action (JCPOA) between Iran and China, Germany, France Britain and Russia started December 8 in Vienna, Australia.
Iran’s focus in the talks is the removal of sanctions against the country.