Siheyuan: a Comeback from 1952

He became an orphan after traveling through time in 1952. He was admitted to a middle school and was attacked by Yi Zhonghai and the Jia family. Activate the industrial pioneer system and get ten times the material reward for each technology cracked. While the whole hospital was still calculating about half a pound of stick noodles, I had already assembled a bicycle using the machine tool parts that were awarded. When Yi Zhonghai came to the house for the first time and wanted to "borrow" it, I ran over him on my bike.