Hainan double flight 5-day tour and Sanya double flight 5-day tour difference (high score)

Hainan double flight is to fly to Haikou, 5-day tour in one day is to Sanya, of course, time is compact can only be a walk to see, Sanya double flight is to fly to Sanya, 5 days of time in Sanya to play, what is the big and small caves, South China Sea Goddess of Mercy, Yalong Bay, the Dandong Sea, deep sea diving and so on too much, 5 days of time is only about to play again.