Terminal 3 of Beijing capital international airport, with a floor area of more than 900,000 square meters and 99 new seats;A new runway with 3,800 meters long and 60 meters wide, it will allow the airbus A380 the world's largest passenger plane to take off and land smoothly.Terminal 3 is the second largest single terminal in the world.The new airport is equipped with three of the world's most advanced sophisticated automated aircraft guidance systems, which will greatly reduce weather-related flight delays.After the opening of terminal 3, Beijing capital international airport has become the first airport in China which have three terminals, two towers and three runways.Wetown LM series compact busway is applied in the power distribution system of the terminals.