It's sales. Guan Peisheng of CITIC Securities basically only has brokerage business, and his main job is to open accounts and sell funds, which is essentially sales. If he works in this department, he will hardly recruit people. Among them, some staff of this department will go to financial posts to engage in customer development and service related to securities investment and financial business sales. Management trainee is a talent reserve plan for some large enterprises to train middle and senior managers independently.