Siheyuan: from Repairing Machine Tools to Hand-Made Nuclear Fusion

Li Feng traveled through the world of Siheyuan and obtained the emotion collection system. As long as you collect other people's emotions, you can get system rewards! Resentment value 5 Envy value 10 Jealousy is worth 50 … From then on, as long as Li Feng caused other people's emotional reactions, various rewards would come one after another, and all the animals in the yard would become Li Feng's emotional makers. From daily necessities to various technologies, everything is included. Step by step, Li Feng reaches the top! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.