Rosun was established in 2002, and has been committed to high-end environmental disinfection products and personal care products and water treatment chemicals, and dosing equipment R & D, production and sales, while providing environmental protection engineering design, construction, chemicals supply, equipment supply, professional maintenance. Products related to drinking water disinfection of residents, domestic sewage treatment, industrial circulating water treatment, animal disinfection and high-end disinfection care six product areas. Rosun has an independent R & D center and high-quality scientific research personnel.