Anti-Covid 19 products including: Face mask used in hosipital,or industrial eara.,protect face from the dust,water and bacteria. ,Povidone iodine used in cutaneous antisepsis,in the disinfect of medical equipment, ward, clothing and equipment, sanitary ware, tableware, food sanitation, swimming pool, natural water etc. Hydrogen Peroxide used to make oxidant, bleaching agents, cleaning agent and so on.