<b>Alexander Fomin</b>, First Deputy Director of Federal Service for Military-Technical Cooperation (FSMTC of Russia) said Russia will deliver anti-aircraft system С-300 to Iran only after eliminating the revealed technical defects.

According to him, the delivery will be fulfilled, when all the technical problems are resolved.

However, he didn't specify the kind of technical problems or how long it would take to eliminate them, Interfax reported.