Ship equipment manufacture and service

deck_crane, offshore_cranes, servise_hose_cranes, hose_handling_crane, rescue_boat_crane, hatch_covers_gantry_crane, anchor_mooring_windlass_capstain,  towing_winch, trawl_winch, fishing_winch, life_saving_ systems, lifeboats, thunnel_thruster, deck_equipments, hydraulic_cylinders, hydraulic_power_units,  steam_boilers, termic_oil_boilers, anchors, anchor_chains, spooling_system, towing_winch_upgrade.