If vaginal bleeding occurs during intercourse, it is commonly due to the following reasons: the first and most common reason is because early cervical cancer manifests clinically as contact bleeding, so clinically it must be taken seriously, gynecological examination should be done to understand the site of bleeding, cervical cancer screening is recommended, mainly through cervical cancer screening to understand whether there are lesions in the cervical epithelium and whether there is high-risk HPV infection, and then in Clinical intervention is then given. If cervical cancer is present, timely treatment is recommended. The second one is caused by local inflammation of the cervix. When there is local inflammation of the cervix, it may lead to tissue hyperplasia and cervical polyp, and after contact during intercourse, due to the relative brittleness of the inflammatory tissue, bleeding may occur on contact. The surgery can be done on the second or third day after menstruation.