A positive peroxide and weakly positive leukocyte esterase in the routine laboratory test of the white belt indicates inflammation of the vagina, which needs to be treated with appropriate medication in combination with clinical symptoms, for example, the vagina can be rinsed with double ginseng lotion, and then the vagina can be treated by inserting bifidazole pessary and compound metronidazole pessary, which will be used continuously for one week. Women must pay attention to the local hygiene of vulva in daily life. In addition to changing underwear regularly, wash vulva with warm water once a day to ensure good local ventilation and local cleanliness to avoid pathogenic bacterial infection. In addition, you should also pay attention to the hygiene of your sexual life and menstrual period, change sanitary napkins regularly during your menstrual period, and wash your vulva before and after sexual intercourse.