practice and exploration on construction of social assistance system in China 中国社会政策研究十年·专题报告集(1999-2008)：中国社会救助体系的实践与探索：practice and exploration on construction of social assistance system in China Practice and exploration of construction a powerful country in grain industry Research on the construction of rural governance system in China 并列题名：Research on the construction of rural governance system in China practice and exploration of foreign language education in China Practice and exploration of the construction of smart court 并列题名：Practice and exploration of construction a powerful country in grain industry Techniques on restoration and reconstruction of mangrove ecosystem in China Establishment and reconstruction of the academician system in China