Starting with handware,we have built our company and process production strictly according to the standard of clean enterprises with closed system of clean factory buildings;workshop air purification system;staff sanitary disinfection system,;quality tracing and testing system; and a laboratory where every physicochemical indicator of products can be tested regularly. All processes,from inputting raw materals to packing and delivering finished articles,finished in closedclean environment,under strict inspection, which originally ensures the sanitation and safety of our products.