Educational institutions refer to places and educational administrative organs that carry out all kinds of educational work. Narrowly refers to all kinds of schools at all levels; Educational institutions in a broad sense include: 1, schools of various types and degrees (such as ordinary schools and professional schools). 2. Preschool education institutions (such as nurseries and kindergartens). 3, off-campus educational institutions (such as children's palace, counseling station). 4. Adult education institutions (correspondence universities, TV universities, broadcasting universities, adult self-study examination stations, etc.). ) .5. Educational administrative organs at all levels (Ministry of Education, Department of Education, Education Bureau, Education Department, etc.). ) .6. Educational research institutions.