... Process:Punching,stamping,bending,welding,riveting Perform EN ISO9001:2008 1.Material:stainless steel, carbon steel, spring steel,iron ... Work 2001, CAXA, UG, CAD/CAM/CAE.3. Precision machine:normal punch press 5-300 tons, turret punch press, ( ... laser) cutting machine, hydraulic bending machine, hydraulic shearer, welding machine, and test facility.4. Surface finish: zinc ...