Courtyard Chronicles: The Engineer's Golden Era System

Thrown back to 1950s China, engineer Li Jianxun awakens a reality-bending sign-in system in a chaotic courtyard full of scheming neighbors. Daily check-ins grant rare supplies, monthly rewards unlock master-level skills, and annual bonuses deliver nation-changing innovations—from revolutionary steelmaking techniques to entire factories. But when jealous residents try to seize his room, they have no idea they're messing with a man who can literally reshape the world. In an era of limitless opportunity, Li will use his system to build an empire from nothing while navigating the treacherous socia…