K8 Jet trainer takes advantage of single-engine, two-side air intake, tandem double seats, low-wing monoplane, 3-point nose undercarriage unit. It is mainly used for training, which can accomplish the task of taking off, fly, night-fly, metering, formation, aerobatics and etc. This aircraft was completely designed by Hongdu Aviation itself. The flight-test of K8 for the first time took place in November 1990. The design finalization was in December 1992. Thousands of on-land tests and flying tests show that its combined properties are better than all the other jet trainers all over the world. And it is attending international aviation exposition.