?F-7??F-7?is an aircraft developed from the F-7I. The maiden flight was on December 30,1978. Primary modifications included: self-designed ejection seats and equipment instead of those formerly designed by Russia, a backward opening canopy with fixed front windproof windows , and a modified Pen-7engine which solved the problem of hight temperature in the rear fuselage. The landing parachute is located at the end of vertical tail with enlarged fuel tanks to

Specification