Industry
Construction, Structural metal fabrication components for building work, Metal constructions for the building industry, Roof trusses, metal, Trusses and frames, wooden, for roofs, Timber, wooden products, machinery and equipment for the woodworking industry, Arches, rafters, beams, purlins and joists, wooden, for roofs, Carpentry and structural woodwork, Roof trusses and purlins, prefabricated, concrete, Glass, cement and ceramics