Commercial administration of the licensing of export and import agencies of: metal hardware, metal products, namely, metal ladders, metal step stools, metal platforms and scaffolding, metal windows and doors, metal extrusions, profiles and conduit pipes, building materials of metal, namely, aluminium profiles, common metals and their alloys, building materials of metal, namely, metal doors, metal windows, metal door frames, metal window frames, fittings for metal doors and windows, metal door trims, metal window trims; transportable buildings of metal; metallic materials for railway tracks; non-electric cables and wires of common metal; locksmithing goods of metal for construction, namely, metal locks; metal hardware articles, namely, springs, washers, nuts, pulleys; pipes and tubes of metal; strongboxes in the nature of safes; ores of metal, doors not of metal; windows not of metal; coverings for windows, not of metal, namely, non-metal window frames; materials and elements for construction and building, not of metal, namely, non-metal railings and façade panels for construction purposes, composite panels composed primarily of nonmetal materials, fiberglass panels, and non-metal door frames; transportable constructions and structures not made of metal, namely, nonmetallic transportable constructions, nonmetallic rigid structure joint connectors for construction purposes; building glass; glass doors; window glass, for building; glass plates for use in construction, namely, wired and figured plate glass for building, ironworks, polycarbonate, spring locks and electric locks, steel, metal and aluminum plates, metal and aluminum components for metal protective systems and security window shutters, namely, slats, shutterboxes, side frames, end caps, crank handles, pull straps, side tracks, ball bearings, installation hardware and tools, namely, rollers, rails, cables, carriers, pins, locks, clips, sealants, silicones, brackets and screws, metallic minerals, metal bump keys for locksmithing, metal locks and keys thereof, aluminum wire alloy 1350, 8176,1100,1370 and 6201, metal screws and nuts, scales, automatic fire sprinklers, ladders, insulating paints, aluminum paints, enamel paints, waterproofing preparations, cement, paint thinners, paint thickeners, waterproofing gaskets, lubricating and industrial oils, steel pipes, steel strapping, faucets, pipe fittings, adhesive adhesives for industrial use and water tanks, so that consumers may examine and purchase them at their convenience, such services may be provided at wholesale and retail through catalog orders and/or by other electronic means. of others