Legal analysis: For the alimony of divorced children, it is agreed that one party will bear part or all of the necessary living and education expenses, and the amount and duration of the expenses will be agreed by both parties; if the agreement fails, the people's court will make a judgment. If there is no direct support and a fixed income, the payment standard should be 20%-309% of the total monthly income; Generally, those who bear the support for more than two children shall not exceed 50% of the total monthly income. If there is no fixed income, the amount of childcare fee can be based on the total income of the year or the average income of the same industry. Determined with reference to the above ratio. Of course, if there are special circumstances, the payment ratio can be adjusted appropriately. If one party has no economic income or his whereabouts are unknown, his property can be used to offset the child care fee.

Legal basis: Article 1085 of the Civil Code of People's Republic of China (PRC). After divorce, if a child is directly raised by one party, the other party shall bear part or all of the support. The amount and duration of the expenses shall be agreed upon by both parties; If the agreement fails, the people's court shall make a judgment. The agreement or judgment stipulated in the preceding paragraph shall not prevent the children from making reasonable demands to either parent over the original agreement or judgment when necessary.