Yongtong Corporation was founded in 1996, located at “ The Capital Of Valves “ Yuhuan China,covering 20000 square meters ground. Yongtong is a professional manufacturer with ISO9001-2008 certificated for 10 more years .Now it’s developing to three Major fields- Yongtong Brass Industry , Yongtong United Imp&Exp and Yongtong Plastic&Molding . Most of the products have North American cUPC, NSF, ASSE ,AB1953 certificated ,and European CE and RoHS approved. In order to service customers better ,we founded Ningbo Branch (Yongtong United), which is a processional for Imp&Exp ,R&D ,Customer service , sourcing and quality control.