| System |
| Operator / owner | Hong Kong Mass Transit Railway Corporation |
| Date opened | 1998 |
| Route length | 37km (24 miles) |
| Number of stations | 7 (6 on Lantau line) |
| Maximum line speed | 135km/h (85mph) |
| Gauge | 1,435mm |
| Electrification |
| Voltage | 1.5kV |
| Current | DC overhead |
| Rolling Stock |
| Lantau Line units | 12 (7-car) |
| Vehicle capacity | 28 seated, 264 standing |
| Airport Express units | 11 (7-car) |
| Vehicle capacity | 64 seated |
| Disneyland Line units | 2 (4-car) |
| Special Characteristics |
| | Line built on reclaimed land |
| | An important addition to new Chek Lap Kok international airport |
| | Track ballast can be shored up to mitigate subsidence |
| | Two distinct types of service - low-density Airport Express and high-density Lantau Line |
| | Integration and interchange with MTR light railway system |
| | Total estimated cost HK$34 billion (US$4.4 billion) |
| Featured Suppliers |
| A. Rawie - Track Safety Systems |
| ALSTOM - ONIX™ Invisible Traction Systems and AGATE™ Electronic Systems |
| ALSTOM - Power Supply to Substations and Catenaries |
| ALSTOM - Signaling and Train Control Systems |
| Atkins Rail - International Consultancy and Support Services for Infrastructure and Rail Vehicles |
| BWG - Turnout Technology for High-Speed and Standard Railways, Urban Traffic and Heavy Haul Equipment |
| ContiTech Railway Engineering - Railway Suspension Systems |
| Faber Maunsell - Total Solutions for the Rail Sector |
| Faiveley Transport - Passenger Access Products, Air Conditioning, High-Voltage Solutions and On-board Electronics |
| Furrer+Frey - Overhead Contact Lines |
| Getzner Werkstoffe - Vibration and Noise Protection Products for Railway Superstructures |
| IKUSI - Public Information, Entertainment and Security Systems |
| Knorr-Bremse - Rail Braking Systems, Air Supply Systems, Platform Screen Systems, Service and Maintenance Support |
| MEN Mikro Elektronik - Embedded Computer Systems for Rugged Environments |
| Pandrol Rail Fastenings - Rail Fastening Systems |
| PINTSCH BAMAG - Level Crossing Technology, Point Heating Systems, Door Systems and Railway Vehicle Components |
| Polyamp AB - Train Low Voltage Supply |
| Powertron Converters - DC-DC Converters and DC-AC Inverters |
| Rex Articoli Tecnici - Rubber and Thermoplastic Railway Components |
| Saargummi - Vibration and Noise Reduction Systems / Foamed EPDM Elastomer |
| VAE - Points Technology for Railways, Underground Railways and Tramways |
| Voith Turbo - Power Transmissions, Couplers and Retarders for Rail Vehicles |
| Westinghouse Rail Systems - Signalling and Train Control Systems |