to the children. Teach Chinese according to the age of the child, and share the real language environment of the Chinese. Graded reading in Chinese: 1. Enlightenment (GK): suitable for 0-2 years of age 2. level (1): suitable for 3-6 years 3. level two (2): suitable for 7-9 years 4. level three (3): suitable for over 10 years of age