Shanghai Tower, China

The Shanghai Tower is a supertall skyscraper under construction in Lujiazui, Pudong, Shanghai.  Designed by Gensler, it is the tallest of a group of three adjacent supertall buildings in Pudong, the other two being the Jin Mao Tower and the Shanghai World Financial Center. Construction work on the tower began in November 2008. The building stands approximately 632 metres high and has 121 stories, with a total floor area of 380,000 m^{.  Source}