+ISO9001:2008 CE RoHS for CNC processing parts +Flexible MOQ:20pcs +mearly 10 years making experience ... drilling, skiving,deburring,fine blanking,soldering,bonding, punching, stamping,milling, CNC machining,polishing 2 surface treaments for heat sink clear anodizing ... provide customer products as your request.6.Structure: 9-curved model steel, welded by the high quality professional 3-ways-connected ...