1. Housing cost: In Beijing, the housing cost is high, and families don't have their own houses and need to rent, so the rent will take up a part of the family budget.
2. Education expenses: Children's education expenses will occupy a considerable part of the family budget. Tuition fees from kindergarten to high school, extracurricular remedial classes, interest classes, etc. All need to be considered.
3. Living expenses: including daily expenses such as food, clothing, housing, transportation and medical care.
4. Other expenses: such as entertainment and travel.