Hainan and Fujian are the same names.

Dialects and place names are very stable cultural phenomena. In the past, traffic jams in Hainan prevented people from going to the mainland often, which further maintained the persistence and purity of dialects and place names. Through the cultural layer of dialects and place names, we can see the trajectory and distribution origin of ethnic migration.

Looking back at the language phenomenon brought by immigrants from all ethnic groups in Hainan is really a meaningful and meaningful cycle.