Our company is located in Economic and Technical Development Zone, Ningguo City, Anhui Province, China, covering an area of 60,867 square meters. Dongbo has a professional development team, and adopts an advanced processing technology. We own advanced production machine, such as rolling mill, wire cutting machine, punching machine, heat treating machine, grinding machine, and testing machine such as salt spray tester, Rockwell & Vickers hardness...