Claim: The Hui people are concentrated in Northwestern China.
Evidence: The Hui people -LRB- , Xiao'erjing : خُوِذُو Dungan : Хуэйзў , Xuejzw -RRB- are a Chinese ethnic group which is composed predominantly of adherents of the Muslim faith and found throughout China , though they are concentrated mainly in the Northwestern provinces of the country and the Zhongyuan.