What kind of hotel is the Four Shell Buildings in Sanya?

It is a hotel and holiday apartment on Phoenix Island in Sanya. Phoenix Island is an island reef located on one side of Sanya Bay. There are five Baker-shaped buildings standing on the island, which are regarded as landmark buildings on Phoenix Island. Many tourists call these five buildings "Shell Buildings", but its real name is "Phoenix Island International Health Resort Hotel", which is a comprehensive place integrating entertainment, sightseeing, hotel and health care.