Wand Qun made the comment in response to the IRNA correspondent here at the end of the 4+1 and US meetings, adding that the negotiations are progressing successfully.
He also referred to the Iranian top negotiator Ali Bagheri Kani’s return to Tehran for a short visit and said it is a good sign of progress.
He hoped after his return greater and faster progress in the negotiations will be achieved.
Bagheri Kani left Vienna for Tehran Wednesday night as part of his regular consultations with the Iranian senior official as is his regular procedure in the process of talks.