Railway Technology Zone:Includes railway vehicles, locomotives, equipment, components, electromechanical systems; depot facilities; power supply systems; communication and signaling systems; automatic ticketing and fare collection systems; lifting mechanisms; fire alarm systems; ventilation, air-conditioning, and heating systems; environmental monitoring and control systems; integrated monitoring systems; ticket clearing systems; platform screen door safety systems, and more. Also covers construction materials, tools, safety measures, energy-saving solutions, eco-friendly technologies, and maintenance practices for railways and rail infrastructure.（Copyright of this content belongs to Juzhan. Reproduction without permission is prohibited.）

Railway Infrastructure Construction Zone:Encompasses railway facility construction, station and yard equipment, track laying, maintenance, and repair tools and technologies; civil engineering works, bridges, roads, water supply and drainage, environmental projects, landscape design, and other public utility developments.

Tunnel Construction Zone:Includes tunnel construction machinery, parts, materials, and technologies; engineering equipment, safety devices, and related apparatus; underground traffic inspection tools, construction materials, and supporting technologies; as well as mechanical equipment and ancillary systems for underground lines, signaling, bridges, tunnels, power grids, and station buildings.

Public Transport Zone:Comprises intelligent traffic management systems, road toll collection equipment, smart transportation products, security and surveillance devices; video surveillance systems, traffic information collection devices, traffic control equipment, road toll collection systems; and rail-based transport modes such as subways, cars, and buses.

Vehicle Interiors Zone:Focuses on interior design and renovation of railway vehicles, including doors, curtains, partitions, seating, luggage racks, handrails, replacement parts, seat belts, coatings, trolleys, restrooms, kitchens, and other onboard amenities.