If it is rural, you can go directly to the vaccination office to go through the formalities.
Need to bring information are:
Medical certificate of child's birth (birth certificate)
Copy of both parents' ID cards.
Apply for a replacement vaccination certificate
The staff can successfully reissue it after verification.
Vaccination certificate is a voucher for children to vaccinate, and it is also a health identity card for children to go to nursery school, enter school, work as adults and go abroad. It should be properly kept.