... electroform,metal color, metal plating,electrophoresis, polishing,Aluminum color Multi-functional High speed electronic engraving machine is one of used specific ... 01105380.1 etc, via of testing report from National product quality & control bureau: NPQC No.3. 200150013, as well ... wares, watches, and aiguilles etc, for marking, production name and factory name etc. 3. Work as one of gilding machine: ...