Abstract: The Hygienic Requirements for Ultraviolet Appliance of Disinfection (GB 28235-2020) was issued by State Administration for Market Regulation and Standardization Administration of China and was implemented on November 1, 2020. This standard specifies the material requirements, technical requirements, range of application, application method, inspection method, label and package, transport and storage, nameplate, and operation instructions of ultraviolet appliance of disinfection. This paper gives an interpretation of the contents of Hygienic Requirements for Ultraviolet Appliance of Disinfection (GB 28235-2020).