We manufacture and sell patented rotary UVC plasma toilet sterilizers that can sterilize COVID-19. In particular, direct sterilization of the seat of the stool is a rare item in other company's products. The UVC+ plasma double sterilization has strengthened the sterilization power. " Light Queen Summary Toilet, would you like to sit on top of COVID-19? Would you like to sterilize and sit down? 1) Studies have shown that aerosols rise by more than 1m and stay for more than 20 seconds due to vortex when lowering the toilet seat, and when lowering the toilet seat, they are buried in the toilet cover and the seat. After seven months of complete recovery from COVID-19, viruses are found in feces, and if they use public toilets, bacteria will be buried in the stool and the route of infection : Reasons for the need for a real-time displacement sterilizer after defecation in a public toilet 2) Toilet sterilizer that sterilizes skin-touching displacement - Existing commercial products sterilize only the toilet room where the UVC lamp faces only the lower part of the water, while our light queen toilet sterilizer sterilizes the displacement that causes bacterial infection by touching the skin. 3) Real-time automatic sterilization of all toilets, including toilet seats, should be sterilized frequently by preventing the risk of infection such as COVID-19, preventing the risk of infection due to irregular disinfection of public toilets, but the reality is not so. 4) UVC LED + plasma sterilization, double sterilization to minimize the risk of infection 5) Three patent registration cases related to toilet with sterilization location of UVC LED of rotary toilet sterilizer, sensor recognition method, plasma double sterilization, etc "