Building of tunnels for roads and railways and other underpasses
Wholesale trade of non electric household appliances
Wholesale trade of general furniture hardwares (nails, wires, fastening, bolting, etc.), of hand tools (hammers, saws, screwdrivers, etc.) and of electroportative tools
Wholesale in non-electric domestic products
Wholesale in machine tools
Wholesale in other building materials
Wholesale in ironwork
Do-it-yourself businesses and d.i.y. shops of common building materials