The age range of preschool education objects in China is

3-6 years old. The target age of preschool education in China is 3-6 years old children, which is considered to be a critical period for children's intellectual, linguistic, physical, social and emotional development, and is crucial for children's all-round development. The main purpose of preschool education is to promote children's all-round development according to the characteristics of children's physical and mental development and lay a solid foundation for their future study and life.