Iranian Navy Commander Rear Admiral Hossein Khanzadi invited regional countries to join the next stage of joint military exercise with Russia and China in northern parts of the Indian Ocean, Mehr agency reported.

Iran believes that maritime security is an issue that needs to be worked on collectively by countries with maritime capacity, he added.

Noting a new level of the development of relations and cooperation between the three countries of Iran, Russia, and China at their highest level is being displayed, Khanzadi said holding such military drills which are aimed at providing security in the region indicates that the participant countries have cooperated well in other aspects of politics, economics, and so on.