The still-under-construction Shenzhen Centre tower is 660 meters (that 2165.35 feet!) tall so (of course!) the talented people behind on the roofs decided to scale it.
Related on Seeker:
Chinese Company Constructs 57-Story Building in 19 Days
Watch the four minute long video as they prepare for their climb and eventually take you along with them with just a few cameras and backpacks.
You'll be our hero if you even make it through the two minute mark!