Travel Through Guandong

The ordinary time-travel novel has no system and relies on the protagonist's foresight to rewrite the interesting world of Guandong. What interesting people and things will appear in this world? You can also comment on your own ideas and let's create an interesting time-travel novel together! The protagonist, Zhang Hanzhong, is a super military fan and can master the art of war, marksmanship, and crossbows. The characters are all fictitious, so don't take them seriously! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.