Xiamen NAT Plumbing Inc. located in Xiamen--a beautiful seaside city, is a professional supplier who specializes in design, development and manufacturing of toilet tank fittings, flush tank, concealed tank, toilet seat covers and other plumbing & bathroom accessories. NAT is guided by "Durability, Safety and Creativity" to design and improve products. We are running in accordance with ISO9001:2008 Quality Management System. All products are designed and manufactured according to international standards for JC987,UPC,cUPC,CE, WRAS, NF,WATER MARK certifications, which guarantee that our products always follow international market guidelines and meet consumers' requirements. Continually absorbing world advanced technology, introducing international advanced test machines for pressure proof, soiling resistance, acid & alkali resistance, anti-siphon and life test repeatedly. We have achieved WRAS approval, UPC, cUPC and CE certifications.Basing on excellent quality and warm-hearted service, we export our product to Europe, North America, Middle East and South-east Asian market. Striving for perfection and excellent quality is our unremitting pursue goal.NAT, Global sharing!