Blender native, made with blender 2.79, cycles 2.79 render.
Included Blender EEVEE 2.80 file.
Three towers, only the structure and windows.
There are 52 floors (218 meters) for offices or apartments and two structures (consisting of 4 floors), which connect the towers
As internal accessories, you can only find the stairs between the different floors and internal elevators
Most of the model is made with arrays and curves with Blender 2.79
Objects are divided by layers. Verts: 1.300.000 - Faces: 1.100.000 - Object: 169.