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DongguanDongwangPrecision-Producingstainlesssteel,carbonsteelandalloysteelcastingsbysilicasoldewaxingprecisioncastingprocess.Specializinginprecisioncasting,developmentandproductionofstainlesssteelcastings,carbonsteelcastingsandalloysteelcastings,aswellasprovidingone-stopservicessuchassubsequentbatchnumericalcontrolmachining,surfacetreatmentandheattreatmentforcastings.