... :•The word 'exit' can be made by laser marking or by printing•environmental friendly,energy-saving•Packing ... screen printing, hot-bend forming,grinding, polishing, laser engraving&cutting, laser markingEquipment:milling machine, trimming machine,drilling machine, ... polishing machine,plastic forming machine, hot-bending machine, laser engraving machine,3D engraving machine, baking ovens Exit sign ...