The elevators, with the height of 279 meters, ascend to the 69th floor observation deck in 40 seconds. With the increase in the number of super high-rise buildings, manufacturers have indulged in cutthroat competition to develop state-of-the-art technology for safe, comfortable and high-speed elevators. To turn such new technological innovations into a reality, a group of world's top-level experts are applying their skills to the fullest in installing elevators.