Healthy and green diet. Because they eat and drink green and often exercise every morning, the lifestyle of this small village is very leisurely, and almost all of them eat handmade vegetables. The local people have a light diet with low sugar and salt content. Therefore, the local elderly are relatively thin and rarely obese. Locals like coarse grains and vegetables. There is a Wanshou Village in Guanyinjing Town, Enyang District, Bazhong City, Sichuan Province. There are 47 80-year-old people in Wanshou Village. Among them, centenarians 1 1 person reached the selection index standard of China Gerontology Society, and the proportion was 2.5 times that of China Gerontology Society.