Mobile Robot – UVC Disinfection is fit for disinfection tasks in the environments which are spacious and requires routine disinfection. UVC is widely regarded as effective in eliminating microorganisms. By robot path planning with avoiding obstacles in known environment, thanks to map development, dynamic AI motion control, preferred route calculation and friendly HMI, the administrator can operate power fleet management. UVC has been gradually adopted in hospitals, schools, etc. Against the backdrop of covid-19 pandemic, it is a more efficient choice of sanitizing public space without manpower.