May 2009 - new waggons
The direct service Pyongyang - Tumangang/Khasan - Moscow, which is provided by the North Korean railways, is now done with "new" waggons.
Well, they are not totally new, they are bought 2nd hand from Russia and were recently modernized in Ukraine.
Here are some photos (taken in Perm, Russia):
For comparison, here the waggon, which was formerly used on that route: