Aged tendency of population, especially aging peop le with poverty, is challenging China’s current system of medical treatment and health safeguard, which is not so effective to close the gap between demand and supp ly of the aged population ’smedical treatment and health safeguard. We need to introduce the population opportunity w indow to make up the shortage of medical treatment and aged care supp ly, and establish and perfect the basic medical insurance system by opening health accounting or file for aged peop le through strategy of aged care socialization