Railway Wiring Harness Market By Type (Power And Signal, Data And Communication, Control, Lighting, Heating, Ventilation, And Air Conditioning), By Application (High-Speed Rail, Urban Transit Systems, Freight Rail, Passenger Rail), By Material (Copper, Aluminum, Fiber Optics, Polymers), By Component (Connectors And Terminals, Wires And Cables, Protection Devices, Sensors And Actuators, Control Uni