Due to its unique topography, Chongqing has 50 skyscrapers that are over 400 meters in height, making it the fourth tallest city in the Chinese mainland. Once completed, Luhai International Center will be the tallest building in the city, continuing to showcase the striving local spirit. Media Challengers Nelly and Merna take you to the safest floor possible to have a look at the progress made so far toward completing the building.