Jiangsu FRS Environmental Protection Technology Co., LTD. is a national high-tech enterprise integrating the development of Internet of Things technology, air purification, disinfection equipment, research, development, production, and sales of environmental monitoring equipment. We possess three scientific research subjects: FRS Technology Academy (UK), FRS Technical Development Center of Internet of Things (Hunan), and FRS Base for Scientific Research and Transformation (Shenzhen) and have obtained dozens of domestic and foreign patent technologies. FRS owns four series, such as aerobic air disinfection machine, FRS sterilizing ventilation system, FRS KN95 protective facial mask, purification project, and dozens of products, which are widely used in hospitals, laboratories, pharmaceutical workshops, schools, hotels, families, etc.