While NASA and Made In Space have put the United States at the forefront of zero-gravity 3D printing technology, China isn't too far behind. The Technology and Engineering Center for Space Utilization (CSU), part of the Chinese Academy of Sciences (CAS), has been working on developing their own zero-gravity 3D printer, which successfully underwent several recent parabolic flight tests. The printer showed that it is not only capable of printing in zero-gravity, but of printing in five different materials. Read more at 3DPrint.com: https://3dprint.com/129710/china-zer...ty-3d-printer/