C469 A Fixed Office

There was a smile just now, and now, these guests' faces turned from clear to dark.

150 hours long trial drive? Let alone 150 hours, their current engine, try spinning for 5 hours? They still don't know what the problem is?

They were well aware of the Turbofan 6's engine. All kinds of shooting indicators were too high. Their foundations were too poor, so the current development of the engine..