Women with HPV virus infection can be injected with HPV vaccine, in this case then injected with the vaccine, its role mainly has the following two aspects, as follows: First, can prevent the patient has been infected with this type of HPV virus other than the virus, but the HPV vaccine contains other HPV virus infection, for example, if the patient has HPV51 virus infection, but the muscle injection HPV bivalent vaccine will be able to prevent the HPV bivalent vaccine contains 16 and 18 types of infections. For example, if a patient has HPV 51 infection, but is injected with the HPV bivalent vaccine, the HPV bivalent vaccine will be able to prevent the infection of HPV types 16 and 18. Secondly, even if the patient has the same HPV infection as the cervical cancer vaccine, the HPV vaccine can further block the binding of the virus to the cervical cells of the cervix, thus blocking the process of cervical cancer.