The Shenyang J-11, known as the 歼-11 应龙 in Chinese and designated as Flanker-L by NATO, is a twin-engine jet fighter utilized by the People's Republic of China. Its airframe is derived from the Soviet-designed Sukhoi Su-27 and is manufactured by the Shenyang Aircraft Corporation (SAC). This fighter aircraft is deployed by both the People's Liberation Army Air Force (PLAAF) and the People's Liberation Army Naval Air Force (PLANAF).
 
General characteristics
Crew: 1
Length: 21.9 m (71 ft 10 in)
Wingspan: 14.7 m (48 ft 3 in)
Height: 5.92 m (19 ft 5 in)
Wing area: 52.84 m2 (568.8 sq ft)
Empty weight: 16,380 kg (36,112 lb) 
Gross weight: 23,926 kg (52,748 lb)
Max takeoff weight: 33,000 kg (72,753 lb)
Fuel capacity: 9,400 kg (20,700 lb) internal fuel
Powerplant: 2 × Shenyang WS-10A "Taihang" afterburning turbofans, 132 kN (30,000 lbf) thrust each (J-11B Block 02)
Performance
Maximum speed: Mach 2.35 (2,500 km/h, 1,553 mph) at altitude
Range: 3,530 km (2,190 mi, 1,910 nmi)
Combat range: 1,500 km (930 mi, 810 nmi)
Service ceiling: 19,000 m (62,000 ft)
g limits: +9
Rate of climb: 300 m/s (59,000 ft/min) 
Armament
Guns: 1× 30 mm (1.18 in) Gryazev-Shipunov GSh-30-1 cannon with 150r
Hardpoints: 10: 2 under fuselage, 2 under air ducts, 4 under wings, 2 on wingtips , with provisions to carry combinations of:
Missiles:
PL-15 (Later B models and J-11D only)
PL-12
PL-10 (Later B and D models)
PL-9
PL-8
Vympel R-77
Vympel R-27
Vympel R-73
Rockets: Unguided rocket launcher
Bombs: Free-fall cluster bombs
Avionics
Fire-control radar: NIIP Tikhomirov N001VE Myech coherent pulse Doppler radar, or Type 1474 radar (J-11B)
OEPS-27 electro-optic system
NSts-27 helmet-mounted sight (HMS)
Gardeniya ECM pods