A production plant, particularly for suitcases and trunks, such suitcases and trunks comprising at least two half-shells mutually associated so as to form at least one internal containment compartment. The plant comprises: at least one station for loading at least one half-shell; at least one work island which has at least one dispenser of perimetric gasket seals; at least one storage area for the half-shells; at least one center for mating the half-shells, so as to form substantially the finished product, such as a suitcase and a trunk; at least one station for unloading the finished product.