https://www.scmp.com/news/china/diplomacy/article/3340604/china-sends-emergency-food-aid-cuba-us-sanctions-worsen-shortages

Obviously they could do tons more but to say they do literally nothing is bad faith, providing an alternative to the usurious IMF alone is not nothing

Some Gaddafi style chucking arms to any vaguely left wing paramilitary group would be based, but their strategy is stability and leading by example. They're trying to avoid the mistakes of the USSR even if err are too much on the side of caution for taste sometimes