| Land is the necessary of production in each era,and also the carrier of property. Human society changes their system around the land interest constantly. At the same time, individual also fights for his rights in system, in order to a better life. Land and hause as people's property, is so difficult to public benefit levy, is it the result of law or the reason of system? The question requires us to combines the history and real phase, compares Chinese and Western, after that, it is able to draw up the answer.Afer searching the history of chinese legal system, we know chinese land expropriation system began in the Republican period.This paper takes Nanjing national government's land expropriation system as research subject, begins to the system's hstorical source, mainly describes the history evolution of Chinese and Western land expropriation system, then analyzes to concept of the land expropriation system by verifiability. This paper also makes definition and discrimination among the theory of required landholder, the theory of land expropriation legal relation,the theory of land expropriation behaviour.The Land Acquisition System takes the public interest, the collection procedures and the expropriation compensation as the core system. In the course of the study, we will focus on the public interest, the collection procedures and the expropriation compensation,and then combine with the practical operational aspects of the law----especially Case Analysis to comprehensive grasping of the three aspects. The ultimate goal is to cosider wheteher the legal system fit to the legal practice. We can observe the Land Acquisition System what is called exotic how to construct in China through discrimination between concept and system and comparison between thoery and practise."equalization of land rights","land to the tiller"and"according to the price to buy"are the important Ideological background of the Land Acquisition System. The Socialization of law also effects the Land Acquisition System in this period, other factors include the social environment for the current situation and the rule of law. |