C938 It Was Aimed at the Engine

The last time they went to the exhibition, the Kaboom 7 was just a model, and it couldn't fly. But now, the Kaboom 7 had completed most of the test flying projects, and it was a qualified plane.

Moreover, it was a low-class aircraft in the army's equipment, and it was originally intended to be exported. No matter how the people of Cattle Country researched it