"Communist China" denoting anything before and including Deng Xiaoping's tenure
Not just Hui, but Uyghurs, Bai, Miao, etc.
(reposted for this week's theme)
To complement your specific question, you might look at previous replies to similar questions. For example, I previously asked this one and received interesting replies from /u/keyilan and /u/PangeranDipanagara. And /u/keyilan's reply to this question is also relevant.
Edit: grammar