You need to bring your ID card when you get vaccinated. Vaccines are a class of biological agents used for preventive inoculation, which can help people effectively reduce the morbidity and mortality of some diseases, and are of great practical significance and usefulness in the prevention and treatment of related diseases. The vaccines used for preventive inoculation in China include Class I vaccines and Class II vaccines. However, regardless of the type of vaccine, individuals are required to carry an ID card for registration and verification of information. In addition, minors need to be accompanied by a guardian when receiving vaccination, and also need to carry a vaccination book, and need to sign the relevant informed consent form before vaccination. Vaccination should be to the CDC or regular hospitals, individuals should pay attention to good care after vaccination, the body has serious adverse reactions, to seek medical help.