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Where is Hainan province located in relation to mainland China?
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Hainan
Beach on Wuzhizhou Island, far southern Hainan province, China.
Hainan is the southernmost province of China. It is primarily composed of Hainan Island, which is located in the South China Sea and is separated from the Leizhou Peninsula of Guangdong province to the north by the shallow and narrow Hainan Strait.1