Siheyuan: Level 8 Carpenter, Build Mechanical Ascension

Rebirth in 1961, Yan Jiefang was beaten to a concussion when he woke up. The system has arrived and the materials are managed enough! Faced with the plans of the beast family, he sneered: Separate the family! Break off the relationship! From now on, in the courtyard, Shazhu doesn't dare to be crazy, and the third uncle doesn't dare to be cruel. Do you want to make a living? There are no doors!