Infrastructure: Track structures (prestressed concrete sleepers, fasteners), track equipment (rail structures, railway switches, cables, interlocking equipment), bridge and tunnel engineering, civil engineering construction techniques & maintenance, monitoring equipment, disaster prevention equipment, platform & station facilities, and rolling stock equipment.

Railway Technology: Rail transit & rolling stock equipment, components & electromechanical systems, track engineering equipment, information technology, ICT, smart cities, transport & urban planning, transportation vehicles, disaster prevention, safety management technologies, energy-saving technologies, and universal design.

Vehicle Configuration & Interiors: Carbody structures, running gear (bogies, piping, lubricants, drive gears, couplers, shock absorbers, etc.), onboard information transmission, batteries, braking systems, seats, safety facilities; seating, onboard amenities, catering solutions, lighting technology, design services, passenger comfort systems, toilet & lavatory systems, system integrators, testing equipment, catering systems & technology, infotainment systems, anti-vandalism systems, HVAC systems, flooring solutions, safety equipment, maintenance suppliers, cleaning solutions, advanced composite materials, etc.

Power / Transport / Railway Operations Management: Power equipment, converter substations, power supply systems, overhead line equipment (OLE), railway operations management systems, signaling & communication facilities, train protection systems & equipment.

Railway Supporting Services: Station configuration, general construction, media & advertising, reservation systems, disaster prevention & security measures, etc.