In September China released a new map using the old Chinese name (Sea Cucumber Bay) rather than the transliterated Vladivostok.
https://www.spectator.co.uk/article/chinas-standard-map-is-a...
See the Zhenbao island dispute, a Chinese land grab with changes up to 2008: https://en.m.wikipedia.org/wiki/Sino-Soviet_border_conflict
Russia is loaded with natural resources and I expect control of most of them to fall into Chinese hands over the next 20-50 years. Putin may have wanted to reassemble the USSR but in reality he's weakening Russia so much China will eventually control all of it.
North Korea, on the other hand, doesn't have much to offer China.
On the other hand, most of what I know about these regions I know from podcasts so I could be entirely wrong about all of it.
5 to 10 if the IEA is correct [1].
[1] https://www.axios.com/2024/06/12/oil-peak-demand-iea-project...