Kindergarten teacher. Depei is DAP, that is, developing suitability practice, which originated in the United States and is an advanced concept of early childhood education. Highlight the suitability, purpose, pioneering and effectiveness of teachers' teaching in early childhood education, and take experiential teaching as the characteristic education method. Moral educators are teachers in charge of this kind of education, that is, preschool educators. Depei is recognized as the most advanced and scientific concept of early childhood education in the world.