How far is Haihua Island from Sanya?

According to Baidu map, Haihua Island is located in Group 4, Binhai New Area, Danzhou City, Hainan Province, in the west of Hainan, and Sanya City is located in the south of Hainan Province, China, which is a prefecture-level city under the jurisdiction of Hainan Province. The distance between the two places is 256.2 kilometers, and it takes 3 hours and 52 minutes to drive through expressway, Hainan Island. Haihua Island has an investment as high as160 billion yuan, which is invested and constructed by China Evergrande Group. There are 28 formats planned on the island, such as international convention and exhibition center, museum group, fairy tale world, water park, sea world, international shopping center, modern hotel group, five countries hot spring city and Huaxia film and television base, which show rich tourism and cultural resources.