海南

Etymology
Literally, south of a “sea”, which, in the case of Hainan Island or province, refers to the, and in the case of , refers to the. The district in Wuhai, Inner Mongolia is named after its position relative to the Haibowan District.

Proper noun

 * 1)  Hainan Island
 * 2)  Hainan Province of the People's Republic of China, comprising Hainan Island, surrounding islands, and the Chinese claims in the South China Sea.
 * 1)  Hainan Province of the People's Republic of China, comprising Hainan Island, surrounding islands, and the Chinese claims in the South China Sea.

Descendants
Others: