Shanghai Tower is the world's third-tallest structure behind a building that reached its full height in which year ?
Shanghai Tower The Shanghai Tower () is a 632 m , 128-story megatall skyscraper in Lujiazui, Pudong, Shanghai. As of 2015, it is the world's tallest building, by height to highest usable floor (Level 127, 587.4 m). It also has the world's highest observation deck within a building or structure (Level 121, 561.25 m), and the world's fastest elevators at a top speed of 20.5 m/s (74 km/h; 46 mph ). It is the world's second-tallest building by height to architectural top (behind Dubai's Burj Khalifa, 828 m) and the world's third-tallest structure (behind Tokyo Skytree, 634 m).
Bitexco Financial Tower Bitexco Financial Tower (Vietnamese: Tháp Tài chính Bitexco) is a skyscraper in Ho Chi Minh City, Vietnam. At completion in 2010, it became the tallest building in Vietnam and kept this status until January 2011, when it was surpassed by Keangnam Hanoi Landmark Tower. With 68 floors above ground and three basements, the building has a height of 262.5 m , making it the tallest building in the city, the 3rd tallest in Vietnam, and the 124th tallest in the world , as of the beginning of 2016.