Ship maintenance; Ship dismantling; Maintenance and repair of ships; Cleaning of exterior ships' decks; Maintenance and repair of cargo holds; Removal of marine growths from ship's hulls; Providing information relating to the repair or maintenance of vessels; Building of naval vessels; Repair or maintenance of vessels; Ship conversion; Marine lifting services; Shipbuilding; Surface conditioning of boats; Installation of ship interiors; Surface conditioning of boats; Marine launching services; Coating services for the maintenance of ships; Coating services for the repair of ships; Ship defence equipment construction services; Maintenance and repair of parts and fittings for boats; Yacht and boat conversion, renovation, refit and repair; Cleaning of cargo holds; Marine dry docking services; Advisory services relating to the maintenance of slip gauges; Advisory services relating to the maintenance of slip gauges