Its interest is preventing a collapse of the North Korean regime, which the South would have to pay for.
The company has denied any relationship with the Korean regime, and says that it only manufactures parts for shelving.
Despite renewed contacts in 1984, the enmity between the two Korean regimes remains deep.
This revealed the central objective of the North Korean regime: its own survival.
"People constantly underestimated the staying power of the North Korean regime."
The North Korean regime is basically a large forced-labour camp which supports a private family army.
Our eyes have been opened very late to the acute danger that the North Korean regime poses - to the international community as well.
China is perhaps the only country to have any real leverage over the North Korean regime.
Chollima is still supported and used by the current North Korean regime.
But maybe you think the North Korean regime is not so terrible?