A study on the construction of cultural mentality in contemporary China Study on the evolution of rural land system in contemporary China Study of the construction of the conservation-oriented society in contemporary China Study on mainstream culture identity in contemporary China Research on the construction of volunteer service culture in contemporary China 并列题名：Study of the construction of the conservation-oriented society in contemporary China a study of consumption of different classes in contemporary China 并列题名：Research on the construction of volunteer service culture in contemporary China 并列题名：Discourse construction of political consciousness in contemporary China Discourse construction of political consciousness in contemporary China