The spokesman for the Atomic Energy Agency of Iran (AEOI), Behrouz Kamalvandi, announced that Iran's IR-8 centrifuges have a uranium enrichment capacity of 20 SWUs per year, compared to the currently installed IR-1 centrifuges at 1 SWU per year. Iran plans to mass produce IR-8 centrifuges beginning eight years after the implementation of the Joint Comprehensive Plan of Action.