Sanya is an important political, economic, cultural and foreign trade port in the southern part of Hainan, China, and also a famous coastal tourist city filled with tropical landscapes and local customs. Since Sanya is situated in the southernmost part of China, she has been called "the remotest cape of the earth" since ancient time. The region of Sanya has a long history of human development. There were discoveries of cultural relics of the Old Stone Age. Ancient Persian tombs were found along the coast.
Haikou is the capital city of Hainan Province, China’s second largest island, is the center of politics, economy, and culture, as well as a newly-constructed International port city. As the capital city, Haikou enjoys the convenient transportation. Hence, it is usually served as the first stop for the visitors coming to Hainan Province. The typical sight f the city are the lined coconut trees along the street and the colorful neon light shining at the dark blue sky at night.