In the part of the sky that could be seen, such frequent missile flight paths were visible. If you were in outer space, you would see that these missile trajectories were even more frequent than anyone could see.
Zhou Yingting's signal receiver kept playing various coordinate signals without stopping.
However, after careful distinction, it was clear that a large portion of these signals were likely fake.
As time passed, Zhou Yingting finally raised the overall civilization level to Level 6.
Meanwhile, all the subterranean tunnels were completed.
At this stage, Zhou Yingting estimated that he had spent over 30 billion units of gold, not to mention countless other resources.
However, completing the entire underground project was not without benefits. At the very least, Zhou Yingting found a large amount of extremely rich resources underground.
These resources were extracted underground without any worry of being discovered.
