1. Academic education institutions: refer to primary schools, junior high schools, senior high schools, universities and other institutions that provide academic education.
2. Vocational skill training institutions: refer to institutions that provide various vocational skills training, such as computer training, cooking training, hairdressing training, etc.
3. Language training institutions refer to institutions that provide English training, Japanese training, Chinese training and other language training.
4. Special training institutions: refer to institutions that provide training in specific fields or specific groups, such as art training, physical training and prenatal training for pregnant women.