They literally have a direct railway to North Korea. So if they can fit it on a flatbed wagon, they can send it per rail (oddly enough, they don't seem to have a road connection).
Guess, it didn't fit or is some old thing, the Russians really don't care much about.
There are a lot of more or less covert operations going on against shipping right now. Someone even decapitated Iran's government and since then the Strait of Hormuz is sort-of closed...
It's Microslop. The people who had any resemblance of work ethics left a long time ago. No one still working there gives any shits about QA - especially not the management.