Abstract: The system of bargain through argument is applied extensively nowadays in the United States, but in the theory field, issues and arguments still remain hardly to cease, bargain through argument is to be doubtlessly benefited to raise the litigation efficiency, but still remains the worries about the justice of the judiciary in the meantime. A great deal of crime cases going together with the limited judicial resources is the problem that both our country and the America are facing, resulting naturally in the practical choice of the system of the bargain through argument as a way out.Chain must have some adjustment over the existing criminal judiciary if the system of bargain through argument is introduced or transplanted into China.