Sanya is located in the southernmost part of the Hainan Island, and is the only tropical seaside city for tourism in China. Sanya is the centre-point of the 10 resources for tourism. Sunshine, sea, beach, good climate, forest, hot springs, animals, caves, fields and unique customs may be found at Sanya, as one of the regions with the richest resources and in highest concentration for tourism in the tropical seaside of China.

The annual average temperature in Sanya is around 25°C, with long summers and no winter. The air is fresh with clean waters, making this place as one of the best human habit, as well as a renowned tourist holiday resort in China.

The coastline in Sanya stretches across 209 kilometres, in which there are 19 harbors and 40 islands of various sizes. The variety of marine animals is abundant, with a 85 square kilometres region for coral preservation.