![3D printer home](http://d3819ii77zvwic.cloudfront.net/wp-content/uploads/2014/04/screen-shot-2014-04-14-at-11.56.59-am-630x418.jpg)
From Oreos to body parts, 3D printers have been cranking out some pretty unbelievable stuff lately.
But in Shanghai, WinSun Decoration Design Engineering Co. has been using a monstrous printing device to build homes at a breakneck pace — 10 homes in 24 hours.