A lot. According to information from Xinhua.com, there are many elderly people in Haitang Bay Healthy Valley. In order to meet the needs of health care, the serviced apartment of Haitangwan Health Valley in Sanya, Hainan Province was chosen as the home. What the elderly value is the health care package in the community. Therefore, there are a large number of elderly people in Haitang Bay Health Valley community, and Haitang Bay Health Valley is dominated by "migratory birds".