1.Effective bicycle parts 2.High quality control system 3.Strictly controlled casting tolerance. ... , cnc turning, milling, lathes, drilling, handing lathesSURFACE TREATMENT CAPABILITYZinc plate, chrome plate, polishing, paint, powder coat, shot blast,sand blast, phosphating ... and regular update10.Inspection before shipment to make sure the parts are fine11.Reorder Bicycle parts,For bicycle parts