1. Children who apply for preschool classes must be 5 years old in September of that year 1 the year before, and students who apply for the first grade of primary school must be 6 years old in September of that year 1 the year before.

2. Household registration restrictions: When enrolling students, schools usually restrict students' household registration.

3. Academic qualifications: Students applying for the first grade of primary school should have a certain pre-school education background, such as English enlightenment, primary school mathematics, Chinese and so on.