Chau Ju-Kua, a member of the Chinese Royal Family, Trade Commissioner and Superintendent of Customs of the Port of Chuan How wrote about the island, Pa-Lao-Yu or Land of Beautiful Harbors in his book Chu Fan Chi.
Caho Ju-Kua,et medlem af den kinesiske, kongelige familie, skrev om øen Pa-Lao-Yo eller Landet med de smukke havne i sin bog Chu Fan Chai.