The best answer: if the child fails to reissue the Reproductive Health Service Certificate within the specified time after birth, he still needs to pay social support. "Reproductive Health Service Certificate" is commonly known as "birth permit".
1. If a citizen gives birth to his first child after marriage according to law, the husband and wife shall choose the birth time independently, and register and receive the Reproductive Health Care Service Certificate at the woman's work unit or the population and family planning management institution where the household registration is located, and enjoy the reproductive health care services such as marriage and childbearing knowledge consultation and pregnancy inquiry by virtue of the Reproductive Health Care Service Certificate.