Siheyuan: Yan Jiecheng Has a Sign-In System

Yan Jiecheng, who lived in the 21st century, died drunk. Time travel to Yan Jiecheng, who has the same name and surname in the courtyard. Let's see how he used the system to survive in the 1960s. This novel is purely fictitious and any similarity is purely coincidental. A newbie has started a new book, so please forgive me if the writing is not good. It's the first time I've written it, and it's a bit exciting. ?? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.