Shipbuilding; new construction, reconstruction, repair, maintenance and installation works in relation to ships, watercrafts, maritime constructions and their setups and components; services of a shipyard, namely, constructions and repair of ships; consultancy and provision of information relating to shipbuilding, reconstruction, repair and maintenance of ships and watercrafts; lengthening of ships by inserting of sections, modernisation of ships, in particular passenger ships, ferries and yachts, renovation of cabins and interior design, substitution of single components as for instance boiler, turbine and motor systems, pumps, motors, pipelines etc.; all aforementioned works also on moving ships as well as on facilities in the offshore area; construction, repair, maintenance and installation works for industrial plants and power plants, in particular repair of boilers, reconditioning of machine elements and mechanical processing, as well as supervision, management, coordination and control of these works; project management relating to shipbuilding; project management relating to plant engineering and power plant construction