The certificate is not filled in correctly. According to relevant public information, the medical insurance signature failed because the binding documents were incorrectly filled in, or the local government did not support family members to use medical insurance. Medical insurance * * * economic account is to transfer the account balance of personal medical insurance over the years to family members through the medical insurance account function, but not all medical expenses can be used for medical insurance families * * *, only the money in personal medical insurance accounts can be used for medical insurance families * * *.