... is suitable for 1, Variou plastic packing printing,2, Aluminum-plating packing printing,3, Daily product packing printing4, Clothing packing ... to finish.4, Technology and material1, Steel tube as base material,2, Plating a copper layer on the steel ... Plating chrome layer 5. Production proceduresCustomer→electronic file (or original printing sample) →computer electronic color management (at the same time ...