Here is the Gonggi 3d printable model and other file formats
BLEND (Blender, filesize: 1.51 MB), OBJ (OBJ, filesize: 8.62 MB), FBX (Autodesk FBX, filesize: 6.41 MB), GLTF (glTF, filesize: 6.07 MB), OTHER (Other, filesize: 21 MB), PLY (Ply, filesize: 4.16 MB), STL (Stereolithography, filesize: 14.3 MB)