Insinuating astroturfing or shillage without evidence is explicitly against the guidelines, so no you should definitely not do that. Please hold the snark, as well.
Labeling someone a "propagandist" just because they have an opposing view to yours is abusive—and one of the most poisonous tropes on the internet. Doing that because someone articulated a Chinese view in non-native English adds a nasty xenophobic twist. We're here to listen respectfully to each other, not attack others when they differ—even when you know they're obviously wrong, or believe you do.
https://news.ycombinator.com/newsguidelines.html
Labeling someone a "propagandist" just because they have an opposing view to yours is abusive—and one of the most poisonous tropes on the internet. Doing that because someone articulated a Chinese view in non-native English adds a nasty xenophobic twist. We're here to listen respectfully to each other, not attack others when they differ—even when you know they're obviously wrong, or believe you do.
I've written a ton about this on HN—e.g. https://news.ycombinator.com/item?id=16928460, and lots more at https://hn.algolia.com/?amp;sort=byDate&dateRange=all&am....