The students are mainly primary and secondary school students, but in fact they are mainly primary school students. Because junior high school students generally don't have much time and live on campus, they are almost self-conscious, so the traditional direct promotion is mainly around the school. Primary and secondary schools distribute leaflets outside the school and talk to parents who pick up their children. This requires a certain amount of human capital, but the effect seems to be good. After all, most basketball training institutions operate like this. Through some channels, we can get the contact information of parents of students in a school. One-on-one telemarketing can basically have some effects, and calculate the labor cost input and transaction probability. Traditional promotion is mainly the above two, and there are not many other ways. After all, the core method of promotion is to convey information to the places where potential customers are most likely to appear. The first is to get in touch with them, so as to show and convey information to them. As for other kinds of posters and other kinds of advertisements, they are not within the scope of regular promotion. After all, they either spend a lot of money on advertising or are not very targeted. As for the savings of these two pieces, don't think much, they are all necessary expenses.