The CCP. Xi Jinping absolutely stands to benefit domestically from discord being sown in the West, especially if it's of a Marxist nature and broadly in agreement with the doctrine of Common Prosperity.
(Not actually accusing anyone of anything - there's no way their propaganda department could be this competent - just answering the question directly).
https://news.ycombinator.com/item?id=29372166
Of course, you could claim both nations’ intelligence services are engaged in a game of rival psyops, but stories like this would seem to indicate there’s worker discontent that crosses borders.
100%, man.
My point wasn't that "China's probably doing this"; just that there are other powerful interests outside of corporate lobbyists that have very different goals.
I can't see a mix of obscene inflation (mainly in rent/real estate prices), a culture of conspicuous consumption and a WW1-style class divide where competent working class people are bossed around by the reject offspring of the upper 20% leading to anything more than mass discontent.