Legal analysis: First, prepare the materials for handling children's medical insurance, including marriage certificate, husband and wife's ID cards, child's birth certificate, household registration book and one-inch photo of the child. Except for one-inch photo, all these materials should be original and copied. Then go to the community office, bring the prepared materials, go to the community office of the community where you are located, and find the person in charge of community social security. After the materials are handed in, you will have to wait for a while to get the medical insurance card, and you will have to pay a certain amount of fees.

legal basis: article 3 of the social insurance law of the people's Republic of China excludes the following medical expenses from the payment scope of the basic medical insurance fund: (1) those that should be paid from the industrial injury insurance fund; (2) those that should be borne by a third party; (3) those that should be borne by public health; and (4) those who seek medical treatment abroad. Medical expenses shall be borne by the third party according to law. If the third party fails to pay or cannot determine the third party, the basic medical insurance fund shall pay in advance. After the basic medical insurance fund has paid in advance, it has the right to recover from the third party.