Study on codifaction of civil code in contemporary China 并列题名:Study on codifaction of civil code in contemporary China a study of consumption of different classes in contemporary China Study of chamber of commerce in contemporary China Study on international politics in contemporary China Study on political attitudes of social classes in contemporary China Study on the evolution of rural land system in contemporary China Study on world economics in contemporary China Study of citizen consciousness in contemporary China A study on the construction of cultural mentality in contemporary China