Which place in Hainan and the east is more suitable for vacation, pension and winter than Sanya?

Sanya is better than the east in winter because it is 1. In winter, the temperature in Sanya is warmer. It is easy to know this by observing the daily weather forecast. 2. The air in Sanya is better. Just check the website of the air quality index. The medical conditions and rescue conditions in Sanya are much better. The traffic conditions in Sanya are much more convenient than those in the east. Of course, Sanya also has its shortcomings, such as relatively expensive housing prices, but it is not very expensive. If you don't pay special attention, you should be able to afford it.