C285 Don't Even Think about Taking Advantage of It

"Elder Wu, nice to meet you." In the train station, Qin Guan had just come from Grassland City with a few people. In the end, it was his first time coming into contact with Elder Wu, who came from the far north.

In the country, every aircraft factory would have a corresponding research institute, and this research institute would have a person in charge. This system was copied from Bear Country