Nantong Dafeng Metal Products Co.,Ltd is the professional manufacturer of STEEL WIRE in Nantong city , Jiangsu province, China. 
It takes 2 hours by car, from Shanghai .
We produce :
1. High Carbon Steel Spring Wire , Piano Wire   
2. Hot Dip Galvanized Steel Wire
3. Mattress Spring Steel Wire  
4. Patented Phosphated Steel Wire 
5. Tempered Steel Wire 
6. Annealing Steel Wire
Steel Wire Diameter : 0.20mm - 10.0mm ,  SWG BWG AWG
Standard : DIN17223, EN10270, ASTM A227 A228, BS5216, JIS G 3521
We export steel wire to over 20 countries , where are well-known for its good quality.