YJ-91 anti-radiation missile

The YJ-91 (Ying Ji-91) is a Chinese development of the Russian Kh-31P anti-radiation missile. It has been integrated on Chinese Su-30MKK and JH-7A fighters.

The YJ-91 is externally identical to the Kh-31P. It has a long, slim cylinder body with a sharp nose and four rocket boosters mounted aft. It has four clipped delta wings and four smaller tail surfaces in cruciform configuration.

In the nose of the missile is the L-112E radar seeker. Aft of the seeker are the guidance system,...