Drones to Rejuvenate the Country, I Am the Top Secret!

That year, Feitian Group was established as a drone research and development base. Near-ground drones, stealth fighters, aerial drones, vertical-wing drones, and military-industrial agencies were all shocked by it. And these achievements all came from Aaron, a young man who came from time-travel. In the Military Aircraft Department, the conversation is as follows. "My classmates are enjoying their vacation, what are you doing?" Aaron answered honestly: "Developing drones."