precision cnc machining parts The parts show here only to represent the scope of our ... sal precision cnc machining partsWe , NINGBO JIANGDONG ZEYANG MACHINERY CO.,LTD. is a professional manufacturer on metal stamping ,deep drawing,bending, cutting, extrusion ... used on food facility, auto accessories, home appliances and equipment parts by OEM/ODM service. The complete set of stamping welding ...