Whether a city is suitable for providing for the aged is not only superficial, but also depends on the individual's excellent monthly conditions. It depends on the annual climate temperature difference and air quality, the overall local culture and scenery, as well as transportation and medical care. Xi is a plain area with a warm temperate semi-humid continental monsoon climate with four distinct seasons: cold, warm, dry and wet. Compared with most cities in China, the four seasons in Xi are distinct, which makes the elderly fully prepared.