... brass,copper etc.3)Process/treatment:cutting,stamping,perforating,bending,welding,plating,power coating,assembling.4)High precision ... -tonnage 500T,315T presses machines, CNC hydraulic, CNC bending presses,Automic lathes etc.6)Quality garantee of ISO ... pcs machines( including mache,grind,punching,milling,injection machine,shearing machine , welding machine, bending machine, NC machie and so on).7.The ...