The conditions for children to sue their parents for alimony are as follows: children have the right to receive alimony provided by their parents when they are minors. If parents do not provide alimony when children are unable to survive, children have the right to sue for alimony amount provided by law.
 Article 37 of the Marriage Law stipulates that after divorce, one party shall bear part or all of the necessary living expenses and education expenses for the children raised by the other party. The amount and duration of the expenses shall be agreed by both parties; If the agreement fails, the people's court shall make a judgment.
 The agreement or judgment on the child's living and education expenses shall not prevent the child from making a reasonable request to either of the parents, when necessary, that exceeds the original amount of the agreement or judgment.
 In addition, the prosecution must meet the following conditions:
 （1） The plaintiff is a citizen, legal person or other organization that has a direct interest in the case;
 （2） There are definite defendants;
 （3） There are specific claims, facts and reasons;
 （4） It falls within the scope of civil litigation accepted by the people's court and under the jurisdiction of the people's court to which the lawsuit is filed.