... products including: Auto parts,electrical &electronic accessaries and parts,homeproducts,office supplies,baby appliance ,medical parts,etc.4. 4 ... we have set up various quality control points on different levels for ensuring mould's accuracy and lifetime.Primary ... methods, Electric-Discharge Machining, Cutting by Spark Erosion with Traveling- Wire Electrodes, Mold Surface Finishing and Polishing, ...