In November 2017, Iran discussed bilateral cooperation in the field of air industries with Antonov company CEO. Iran and Antonov company have been cooperating in the production and operation of aircrafts for two decades.
"The Persian Gulf country will buy two Ukrainian-made Antonov-158s, after a test flight of the aircraft earlier this month, Mohammad-Ali Sirati, managing director of the Iranian aircraft company, was cited as saying by the official Islamic Republic News Agency. The countries then will start to jointly build the aircraft next year, Sirati, whose company will be in charge of the project, said in Tehran yesterday. Some 30 percent of each plane will be made in Iran, state-run media reported." (Business Week, "Iran Says Antonov-158 Built With Ukraine May Fly in 2013," 10/6/2011)
Antonov lists on its website that their AN-24 turboprop aircraft is serially produced at HESA plant in Isfahan, Iran. (Antonov website)