It is a preschool education institution different from early education and kindergarten. In western developed countries, child care institutions are relatively developed and the enrollment rate is high. It aims to serve white-collar families whose husband and wife are too busy to take care of their babies and young parents who have no parenting experience, and provide them with multi-stage care and education services. It has greatly solved the worries of parents, enterprises and society, and played an important role in releasing the labor force and stabilizing the education foundation.