If there is a positive sign in the result of the routine white belt test, it is possible that there is a local vaginal inflammation caused by a pathogenic infection, such as a plus sign behind Candida infection or a plus sign behind Trichomonas infection or BV infection, it means that there is a corresponding pathogenic infection, which should be treated clinically with targeted medication. This situation is recommended to keep the vulva clean during the medication period, not to have sex, and do not eat spicy and sour food and stimulating food in the diet, it is recommended to go to the hospital 3-7 days after stopping the medication to recheck the routine of the white belt, to understand whether the original positive pathogens have turned negative, if it has turned negative, the clinical can stop using the medication treatment.