We are a FACTORY which has been manufacturing and engaged in R&D of various of high-pressure and corrosion seal gasket as well as fireproof materials, which is named NINGBO  GUANGYI SEALING MATERIAL FACTORY. Our products can be extensively applied to petroleumchemicals,engineering,paper making,refineries,automobile,ship building,metallurgy,motorcycle and other process industries.
We have passed ISO9001:2000 and ISO/TS16949 INTERNATIONAL  QUALITY  SYSTEM  CERTIFICATION.
And the products are saled all over the world.