Company production of "sheng Ann" brand dust mask, a respirator, helmets, etc. Series of products with novel style, and safety, comfort and individuation, widely used in mining, construction, petroleum, chemical industry, steel, ports, automobile etc of product safety operation, strict ISO2000 international quality certification standard, to ensure that the user with assured, comfortable. Sheng Ann will firm entrepreneurial spirit and tenacious vitality, with younger, more modern charm in mount taishan feet, Confucius township.