... service.Shengjia is a professional processing manufacturer of custom metal stamping processing with supplied drawings or samples.Our major ... are not listed above.Process technologyCasting, Machining, Metalworking, Sheet Metal Bending, Surface Treatment, Heat Treatment, Griding, Milling, wire EDM ... /Engineer, Auto CAD(IGS,DXF,DWG,STP,STL and X-T), SolidWorks, Unigraphics, PDF,TIF etc4.Pictures showNote: ...