The Republic of China: With Countless Brothers at My Side

Transmigrating to Shanghai in the Republican Era and Making a Name for Yourself

Reborn as a Triad Boss in Republican-Era China

Reborn in the Republican era and becoming a crime boss in Shanghai

Martial Arts Training in Republican-Era China, Possibly with a Cheat

Set in the Republican era. It could also be in Uncle Jiu’s world. The protagonist learns martial arts, and can have a cheat System or something like that.

Looking for Books Like Summoning Deathsworn in the City

Summon a thousand fearless death warriors and build an underworld empire where you can do whatever you want, even threaten government officials. The warriors aren't afraid to die. Anyone who stands in your way gets taken out by an assassin.

Any Republic-Era Warlord Stories With a System and Military Campaigns? No Uncle Jiu