"Han" as one people has been pushed as propaganda of the government for centuries.  In China, it's generally understood that the northern and southern Chinese are very different, both culturally and how they look.  Lots of jokes revolve around how different the two groups are.
 youtube.com/watch?v=LbiIu_EzuWk 

 @Archivist of Santa's Workshop's Worker Safety Reco... @Griffith @Shadowman311 @Zealist @Sick Burn, Bro IDK they all look the same to me 

 whoa man, that's not nearly racist enough.