In 1986 the United States, Britain and Italy also decided to sell electronic navigation and firing control systems to Communist China for its fighters, a development that once completed will enhance their combat effectiveness.
一九八六年，美、英、義等國也決定出售雷達及電子導航、火力射控系統，供中共裝配在戰機上，一旦發展完成，勢將提昇中共的空戰實力。