The miniaturization of family in our country has resulted in the insufficiency of family supporting function. So there must be socialized services to provide support for the elderly. To this end, the government will actively promote home based old age services, encourage social groups and enterprises to engage in home based old -age services, but also should actively promote the use of Internet resources, the establishment of hotline old -age services. The work of the help seeking system and the rescue system of the old age service. That is to say, to establish a No wall of the old-age home.
Which of the following refers to the words No wall of the old-age home?
Multi-participation social home care system for the aged