Parents should apply for social security when their children are studying.

This is due to the uneven distribution of educational resources at present, and everyone tends to squeeze into schools with relatively mature teachers and complete hardware configuration, which leads to the enrollment of some schools exceeding their own capacity. Some schools are dissatisfied with enrollment. In order to integrate educational resources so that everyone can study, according to the regulations of the Ministry of Education, various localities have successively introduced enrollment methods. Children of migrant workers need to study, and parents should have social security information to prove that they live and work in this area.

Further reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.