Rail Transit Preliminary Planning:Primarily undertaken by design and planning institutes, encompassing overall rail transit design, site investigation, surveying, and consulting services.

Rail Transit Construction:Led by contractors and general engineering firms, focusing on machinery, components, and technologies employed throughout the construction process, including civil engineering, hydropower, construction equipment, and electromechanical installation for ground-based infrastructure.

Rail Transit Infrastructure:Comprising non-vehicle structures and technical products, including station buildings, railway platforms, waiting halls, and other foundational materials, components, and ancillary facilities.

Rail Transit Equipment Manufacturing:

Equipment Manufacturing – Vehicle Body: Involves vehicle body fabrication and related technologies, including locomotive raw materials, spare parts, carriages, mechanical components, and power batteries.

Equipment Manufacturing – Electrical Systems: Covers electrical and power-related components used in vehicles, non-vehicle elements, and complete rail transit assemblies, including cables, propulsion systems, power generation, and energy management (covering early, mid, and late stages).

Equipment Manufacturing – Intelligent Systems: Encompasses integrated smart technologies for railways, including communication systems, intelligent control, big data analytics, and networked solutions for smart transportation (also spanning early, mid, and late phases).

Rail Transit Operation and Maintenance:Includes operational management and service following commissioning, covering passenger transport, freight logistics, and urban rail operations.

Other Categories:Financial services, real estate, education, property management, and leasing.