1. Haikou, also known as "Coconut City", is the capital of Hainan Province, the fulcrum city of the national "Belt and Road Initiative", the core city of China (Hainan) Pilot Free Trade Zone (Hongkong), the political, economic, scientific, technological and cultural center of Hainan Province and the largest transportation hub.
2. Sanya, a prefecture-level city in Hainan Province, is called Yazhou in ancient times and Lucheng in short, which is located at the southernmost tip of Hainan Island. Sanya is an international tourist city with tropical coastal scenery, also known as "Oriental Hawaii". On June 4th, 20 16, China Academy of Sciences released the Research Report on Livable Cities in China, and Sanya's livability index ranked third among 40 cities in China.
3. Sansha City is the southernmost prefecture-level administrative region in China, and it is also the city with the largest total area, the smallest land area and the least population in China. It has the honorary title of "National Double Support Model City". Sansha City was among the top 200 charming cities with world characteristics in 20 16.
4. Danzhou City is a prefecture-level city in Hainan Province, a central city in western Hainan and an efficient agricultural base with tropical characteristics approved by the Hainan Provincial People's Government.
Wuzhishan City, a county-level city directly under the central government of Hainan Province, is located in the hinterland of south-central Hainan Island. It is the central city and transportation hub in the central part of Hainan Island, and also the settlement of ethnic minorities in the central part of Hainan Province.