Introduction to the Observation Deck: There are two fastest elevators listed in the Guinness World Records. They are used by the observation deck. Their maximum upward speed can reach 1010 meters per minute, which is equivalent to a speed of 60 kilometers per hour. In addition, it is also the longest indoor elevator in the world. Certificates for the world's fastest elevators are displayed in the elevator halls on the 1st, 5th and 89th floors.