C816 Elder Wu also Said He Didn't Lack Money

When they arrived at the 4430 factory, they happened to see the testing platform for the Spey modified engine. At this moment, everyone's eyes were red.

The engine rumbled on the test platform. It was the so-called long term test drive. It needed to work steadily on the largest military push force for a long time. Now, The modified engine's tail is emitting hot exhaust flames