Our enterprise since its inception, usually regards product top quality as business life, repeatedly enhance manufacturing technology, make improvements to product excellent and continuously strengthen enterprise total high quality administration, in strict accordance with all the national standard ISO 9001:2000 for Piston O Ring, Industrial O Rings, Stationary Face Mechanical Seal, PTFE oil seal,Floating Oil Seal Supplier. We have been also the appointed OEM manufacturing unit for several worlds' famous merchandise brands. Welcome to contact us for more negotiation and cooperation. The product will supply to all over the world, such as Europe, America, Australia,Puerto Rico, Washington,Zimbabwe, Korea.We are looking forward to cooperating closely with you to our mutual benefits and top development. We guaranteed quality, if customers were not satisfied with the products' quality, you can return within 7days with their original states.