The certificate is not filled in correctly. The establishment of the family * * * economic network failed to add a signature because the certificate was filled in incorrectly. * * * The new signature failed because the certificate was incorrectly filled in or the local government did not support the use of medical insurance with family members. Both parties have social security cards and are insured in the same overall planning area (Guilin). The party participating in the basic medical insurance for employees may authorize the spouse, children, parents or spouse's parents participating in the basic medical insurance for employees/residents to use the balance in their accounts.