One gold: that is, handling cards, credit cards, insurance funds of marketing agencies, POS machines, personal housing, consumption and commercial loans, which are what you usually come into contact with. Generally, they are financial managers and product managers.

Company: company account manager, product manager, and you can be an inspector or something in the future.

Operation: that is, above accounting.

Integration: human resources, office, information technology, and so on.

Generally speaking, marketing is very promising, of course, you have to do it well.

The latter two are generally, generally, done by older people.