If you arrive at Sheremetyevo International Airport (Международный аэропорт Шереметьево), 

don't rush away,slow down and look up at the ceiling. 

You can see 3D tubes hanging from the ceiling, and the tubes are playing animation,

the lighting was fantastic.
Yes, this is our 80mm diameter DMX tube https://www.jietw.com/index.php?id=78
This project uses different lengths of tubes, the shortest is 1.2m and the longest is 4.7m.
Our standard is 1m, and we can customize tube of different lengths.
Controller by Artnet controler.
T connector for power.
If you are also interested, please feel free to contact us.