Unfortunately the elderly population in America is increasing fast. 不幸的是，在美國的老年人口正在增加快。
Following the accelerated speed of population aging in China, the problem of supporting rural old-age population has become a focus of all society. 隨著人口老齡化速度的加快，我國農村老年人口的養老問題備受關注。
滬公網安備 31011502000490號
電信業務許可證編號：滬B2-20190700
