The first type is ordinary hand sanitizers. The hygiene license on the label is "Wei Zhuang Zhun Zi", which can only play the role of cleaning, decontamination and skin care; The other is a special hand sanitizer with antibacterial (bacteriostatic) effects, which has antibacterial or bacteriostatic effects. With the development of new surfactants, special functional active ingredients and functional additives, hand sanitizers have been endowed with many new functions. Hand sanitizers have developed from being clean to multifunctional.