Mobile Aircraft Tail Dock Enclosure is the world's first hydraulic-driven self-propelled system at Hong Kong International Airport. The Unique designed Aircraft Tail Dock Enclosure is an independent, weather-proof hydraulic driven system facilitating tail maintenance for various types of wide-body aircraft including B747, B777, A330, A340, DC10 and L1011 in a totally enclosed environment. The installation of telescopic platforms inside the Tail Dock Enclosure allows greatest flexibility for technicians to carry out intensive checking and inspections at any position of aircraft tail.