Tunchang is near Haikou. Tunchang is located in the north-central part of Hainan Island, Haikou is located in the north of Hainan Island, and Sanya is located in the south of Hainan Island. The whole journey from Tunchang to Haikou is 127 km, and the driving distance is 1 hour 43 minutes. The whole journey from Tunchang to Sanya is 243 km, and the driving time is 2 hours and 39 minutes. Tunchang is closer to Haikou than Sanya. Sanya is a beautiful coastal city with unique natural resources and tourism resources. Sanya has many beautiful beaches, islands and tropical rainforests, and is a favorite tourist destination for domestic and foreign tourists. In Sanya, tourists can experience all kinds of water sports, beach leisure, seafood and tropical fruits, and also visit local attractions, such as Tianya Haijiao, Nanshan Temple and Yalong Bay.