Because of the transition of demographic structure in Taiwan, it also results in changes of family style. And rather, due to society, and economic growth, it be appeared aging society in which people with longevity and infants are scare. The speedy population ageing in Taiwan has become a much prioritized case in the world. The residence plays a very important role during his or her aging process i.e.. The living arrangements of 2(superscript nd) life after their retirements' should meet three principles: ”Stabilization”, ”Reassurance” and ”Security”. Based on variety of health functional heeds, it will bring up higher dignity and independency when people are aging, under the principles: ”at Community”, ”De-institutionalized”, ”with living unit”, and ”Room individnals”, which adopts ways of integrated planning, satellite care, group living care unit etc.