The multiple fluorescent staining technology has the dual advantages of fluorescence and morphology. It can stain Epithelial cells, Leukocytes, Lactobacilli, Clue cells, Candida vaginitis and Trichomonas vaginitis at the same time. It can not only detect vaginal related pathogen infection, but also evaluate whether the vaginal microecology and vaginal cleanliness are normal, providing help for rapid and accurate clinical diagnosis and treatment.