Hainan China  search
BTAsia
 .Far East
 ..China
 ...Hainan China
UFHai-nan Island
 Hainan Island
RTSouth China Sea
 Guangdong China
 Gulf of Tonkin
SNProvince. In South China Sea off the S coast of Guangdong China and E of Gulf of Tonkin. Until the late 1980's, was part of Guangdong province.