Ningbo Sanzheng Plastic Industry Co. Ltd. is a professional production of ,SZS” brand of various styles of cable ties” tie wire and cable glands spiral wrapping bands, PVC silicone fiberglass sleeving plum tube, expansion pipeguide tube, R type wire clip tie mounts,wire connector and all kinds of cold pressing end of plastic wiring equipment. Sanzheng is a integrative company in R D manufacturing and sales.The company specifically research and development for children,s entertainment flat buckle type nylon cable tie.br