Sky City One China

China will construct new World Tallest Skyscrapper City - Sky City One - a 200 hundred storey energy efficient building. Broad Group has announced to construct the tower in 90 days - in which is possible they have already construct a 30 storey hotel building in 15 days.

upon completion, Sky City One will be the tallest building in the world at 838m compares to Burj Khalifa at 828m

More news here: Gizmag