Three days. According to official website, who inquired about the gathering of friends, grass-roots employees can officially go to work after three days of training, and they are paid during the training period, so managers should be trained for a long time. Guan Peisheng is the abbreviation of management trainee. It is a special project, the main goal of which is to "train the future leaders of the company" in foreign companies. Management trainee is a talent reserve plan for some large enterprises to train middle and senior managers independently.