The protagonist obtains the golden finger of the technological inheritor
The first volume may be a bit brain-burning because there is space in it, the time factor is always in different spaces, and time travels. It's more complicated than that.
The second volume returns to normal time and space. And the development path of rejuvenating the country through science and technology against the background of modern cities
The third volume is extended and continued with the stars and sea as the background.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.