1.Precision pump cylinder 2.professonal pump cylinder company profile Established in 2006,shandong zhongkuang jinding forigng company ... Overseas BranchnoEnglish Skills(Dept)4(Sale),5(R&D),8(QA/QC)Main OE ProductsFront axle,Balance Shaft,Forging,Forged Part ... ProcessingBand SawEDM Equipment:Certifiction:Processingproduction :professional in steel pump cylinder,alloy steel pump cylinder pump cylinder