1. Students in regular breast-feeding training institutions don't have to worry about promotion, and there is a corresponding service platform for packaging promotion;

2. A prolactin working in a postpartum recovery institution or a housekeeping company does not need to worry about the number of customers, but only needs to introduce his training and experience in the service process and do a good job;

3. If you are a private prolactin, you need a variety of promotion methods, such as publishing services on classified information platforms, publishing in local life forums, promoting social platforms such as friends circle, and regularly updating the number, effect and mood of prolactin customers, which can all play a role in promotion.