China will eventually get with South Korea and mutually come up with a solution to the “North Korea Problem”....Both countries fear a massive influx of refugees streaming over their borders, so it is in both countries’ best interests to come up with a mutual solution. In turn, China will displace the US as South Korea’s main ally, which certainly would be a win for China, as well.
Both countries realize how bad it will be when the Kim regime collapses and that house of horrors is opened up. No one wants to foot the bill to begin rebuilding NK. So everyone sits and watches; occasionally throwing some aid into the abyss to keep it going a little longer ...