行政合同是现代行政法上较为新型的一种实现行政目的的法律方式之一。法、德、日等大陆法系各国有着相当丰富的关于行政合同的理论,但各国在行政合同的概念与种类、行政合同的缔结、行政合同中双方的权利义务、行政合同的履行、解除与救济方面的理解与做法却各有不同。加强此方面的研究将为我国行政合同制度建设提供有益的借鉴。 Administrative contract is a relatively new type of modern administrative law to achieve one of the administrative objectives of legal methods. The civil law countries such as France, Germany and Japan all have quite rich theories about administrative contracts. However, the concept and type of administrative contracts in various countries, the conclusion of administrative contracts, the rights and obligations of both parties in the administrative contracts, the performance of administrative contracts, There are different understandings and approaches in relief. Strengthening the research in this area will provide useful reference for the construction of administrative contract system in our country.