1. air quality: choose places with good air quality, such as places with high vegetation coverage not far from the seaside, such as Sanya in Hainan, Weihai in Shandong, Fangchenggang in Guangxi and Kunming in Yunnan.
2. Climatic conditions: Choose a place with little temperature difference between the four seasons, which is warm in winter and cool in summer.
3. Population density: Choose a place with moderate population density to avoid overcrowding and noise.
4. Medical conditions: choose a place not far from the tertiary hospital, preferably within three kilometers, to facilitate the elderly to seek medical treatment.
5. Convenient transportation: choose a place with convenient travel, and there are bus stops, bus stations or places not far from the railway station.
6. Social environment: choose a place with simple folk customs and the elderly will not be unpopular.
7. Consumption level: choose a place where the consumption level can be tolerated to avoid the high cost of living.
8. Cultural atmosphere: Choose places where there are many activities such as entertainment, making friends and learning.
In addition, personal economic status, lifestyle, health status and other factors need to be considered. When choosing a city for the aged, it is suggested to conduct a comprehensive investigation and consideration, and do not blindly follow the trend or choose at will.