A deep cervical opening refers to a woman’s relatively long vaginal length. The cervical opening is usually located at the top of the vagina and is mainly fixed by four ligaments, namely two main ligaments and two uterosacral ligaments, and the distance from the cervical opening to the vaginal opening is usually about 6cm~7cm. If the cervical opening is deep, it is usually not easy to be disturbed by bacteria, the probability of being stimulated by inflammation will be smaller, and the probability of uterine prolapse will be much smaller. Generally speaking, there is no effect of a deep cervical opening, but it may be that the doctor will have a harder time when doing cervical examination. The deep cervical opening is related to the individual’s constitution, generally speaking, there is no effect.