Since the nationwide implementation of two-child policy in 2016, policy-caused only-child loss is now part of the history. But the problem of only-child loss, particularly the predicament that the family has to face cannot be solved during a short period of time. The parents' need for economic support, spiritual consolation, daily care and medical treatment security gradually increases as they are getting old. However, the present service pattern based on government pension, institutional support and social organization support is hard to meet their growing diversified demand. There is a sharp contradiction resulted from the imbalance between supply and demand. Drawing on the experience of helping only- child-loss family in the Yangtze River Delta area, through the community-plus differentiating service pattern relied on community platform for only-child-loss family we can integrate the various resources of government, social organization and market into different service patterns such as community plus government, community plus social organization, community plus social organization and market, so as to realize the aim of taking the advantage of limited resources to meet the demands of such families in the most efficient way.