research on the construction of urban community elderly care services in China Research on the construction of urban community elderly care service system 并列题名：Research on the construction of urban community elderly care service system 供需与结构：我国城市社区养老服务体系建设研究：research on the construction of urban community elderly care services in China Research on the construction of urban community service system Research on the construction of community workers in China Research on the construction of rural integrated elderly care and medical services system in China Research on the evaluation and promotion path of elderly care services in China Research on the construction of rural governance system in China 并列题名：Research on the construction of urban community service system