... , milling, grinding, rolling, stamping, cold drawing, bending, spinning, forging, etcOEM service availableNingbo Yinzhomu Hishen Hardware Co.Ltd.Add No.:279 Block ... LiuTel: 0086-574-88071752Fax: 0086-574-88454438Website: www.hi-shen.com Precision CNC copper parts, machined parts machining service