... Film(CAD output) →get the materials ready→Pre-treatment→DRY FILM(Lamination) →Exposure→Developing→Drying→Etching→Stripping → Checking,Packing ... 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, ...