1. Weather
   The climate in Hainan in April is much hotter and muggier than in winter, so clothing must be light and light.
   Haikou
   The ultraviolet rays are better than other places in Hainan Province, but you still need to pay attention to sun protection.
   
2. Drainage problem
   Didn’t follow
   Haikou
   I’ve been in the water before, so I don’t know what the sea temperature is. But you can live in
   Haikou
   Finally, ask more staff at the hotel where you are staying. The locals will know better.
   Haikou
   climate.
   
3. Drone
   I haven’t rented it, and I don’t know if it is banned locally. However, you can check the rental stores on Xbao in advance. They should know to some extent whether there are any prohibition notices in the city.
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