China and NK have different approaches and tactics and wants, however they are united in one key aspect. They both deeply want the USA driven from the region; they want a failed USA in retreat from Asia.
They are both communists. Get it?
It’s not difficult to assemble the pieces.
Sorry, my hypothetical wasn’t directed to you — I neglected to remove your name in my response.
My guess: China is playing both sides of the Nork peace parade to ensure its economic survival. It’s my understanding China’s manufacturing is a house of cards completely dependent on exports. To your point on communism — when does a communist society facilitate growth in manufacturing — never. And without growth, recessions, depressions, mayham.