To be honest, the previous chapters were a bit tiring to write.
Because the previous technology tree finally had rules to follow, and there were realistic data for reference; but the later development of the technology tree was really troublesome. Here, I would also like to thank all readers for their collective efforts.
In addition, qq group: 125828479
Welcome everyone to participate in the brainstorming contest, o(n_n)ohaha~
Here are the key points, pay attention... In this volume, Tianya will try to describe a broader and more bizarre world. (To be continued...)