The Hui people also have a community in the Hainan island province of China.
Hainan is the smallest and southernmost province of the People 's Republic of China , consisting of various islands in the South China Sea . Hui people . The Hui people are more concentrated in Northwestern China ( Ningxia , Gansu , Qinghai , Xinjiang ) , but communities exist across the country , e.g. Beijing , Inner Mongolia , Hebei , Hainan , and Yunnan .