C441 The Devil's Change Seven

Up until now, there wasn't a single plane in Han Country that was developed on its own. The J-8 didn't count. As for the premature death of Mie Jiu, the J-10 project had only just begun.

The technical staff of Han Country did not have much confidence. It was simply impossible to modify the J-7 to the same combat ability as the F-16.

Only Qin Guan knew that this was actually not difficult at all