... quality assuranceISO 9001:2008ISO14001:2004 Our advantages:Low cost for molding; To achive metal half-etching; High precision; Products ... takes shorter producing time. It can produce what perforated metal machine can not produce. End use: metal mobile keyboard, ... precise filter, shaped wire mesh, nameplate, juice machine filter, razor sheet, precise elecronics parts, ani-insect net, ...