The Su-30 fighter (Russian number: ? ?-30, English number: Su-30, NATO code: Flanker-C, translation: Flanker-C) is a Russian two-seat dual-engine multi. In the generation, it belongs to the improved version of the third-generation fighter, that is, the three-generation semi-fighter. The Su-30 fighter is an improved fighter-bomber based on the Su-27. Its role is similar to that of the F-15E. It highlights the dual-use capability of air-to the ground [ 1, with ultra Chao low altitude continuous flight capability, good maneuverability and certain stealth performance. Combat can still be completed independently in the absence of ground command system information