Games like Kai Yuan
Games like Kai Yuan include Manor Lords, RimWorld, Cities: Skylines, This War of Mine, and Against the Storm. We matched them by the tags players give Kai Yuan on Steam (Strategy, Simulation, City Builder, Base Building, and Management): closest matches first, and among equally close ones the better-known games.

Manor Lords
Shared: Strategy · Simulation · City Builder

RimWorld
Shared: Strategy · Base Building · Management

Cities: Skylines
Shared: Simulation · City Builder · Strategy

This War of Mine
Shared: Strategy · Simulation · War

Against the Storm
Shared: Strategy · Simulation · City Builder

Frostpunk
Shared: City Builder · Strategy · Survival

Prison Architect
Shared: Simulation · Strategy · Base Building

Infection Free Zone
Shared: Base Building · Strategy · City Builder

Mini Motorways
Shared: Strategy · Simulation · Management

Workers & Resources: Soviet Republic
Shared: Strategy · Simulation · City Builder

Frostpunk 2
Shared: Strategy · City Builder · Simulation

Empires of the Undergrowth
Shared: Strategy · Simulation · City Builder

Dwarf Fortress
Shared: Simulation · Strategy · Base Building

Ostriv
Shared: Strategy · City Builder · Simulation

Endzone - A World Apart
Shared: Strategy · City Builder · Simulation

Banished
Shared: Strategy · City Builder · Simulation

Going Medieval
Shared: Strategy · Base Building · City Builder

Game Dev Tycoon
Shared: Simulation · Strategy · Management

Kingdoms and Castles
Shared: City Builder · Simulation · Strategy

911 Operator
Shared: Strategy · Simulation · Management

Foundation
Shared: Simulation · City Builder · Strategy

Cities: Skylines II
Shared: Simulation · City Builder · Strategy

Oxygen Not Included
Shared: Base Building · Management · Simulation

Norland
Shared: Strategy · Simulation · City Builder