Small white particles at the genital tie may be caused by circumcision, penile pearly pimples, and glans phimosis. 1. Circumcision: men have a long foreskin, not often wash the inside of the foreskin, can make the genital tie area often appear white circumcision, similar to white particles, no conscious symptoms, do not need to carry out special treatment. 2. Penile pearly papules: a benign lesion, may be related to poor hygiene, can make the tethered area of white particles, there are no clinical symptoms, and will not jeopardize the health of the reproductive system. 3. circumcision: the existence of the prepuce as well as circumcision, in the daily poor hygiene, will induce circumcision, by inflammation or stimulation, will make the genital period of small white particles at the ligament, accompanied by itching, tingling and other symptoms. The small white particles at the genital ligament, and the existence of obvious abnormal symptoms, may be the existence of disease, it is recommended to seek medical treatment.