C1363 Discovery Black Duck

Compared to the original male fighter jets, the biggest feature of the J-11 Fighter... It had changed into a new Spey Engine. This engine was the second generation of the underground Turbofan Engine. The weight was not higher, but it was more stable. At the same time, due to the design problem, it caused the sky to become weak. These were all innate defects. It couldn't be changed.

Currently