Ammunition-feed system is a key system in special vehicles equipped with shooting weapons (such as main battle tank, self-propelled artillery, etc.). The working reliability of ammunition-feed system is very important for the operation of special vehicles. However, in terms of the use of ammunition-feed system of special vehicles in active service in various countries around the world, its reliability is often not satisfactory, which is the main reason that ammunition-feed system has not been adopted in American main battle tanks up to now. Firstly, the paper points out that one of the main causes of the poor reliability of ammunition-feed system lies in the problems existing in the traditional test methods, these problems are analyzed concretely, and puts forward the solution. —The test technology is adopted based on the integration of shooting simulation and driving simulation. Then, the paper states based on the basic concept of the test of technology of shooting simulation and driving simulation and type of simulation test device, working principle, basic function and technical characteristics, and This paper puts forward the concrete implementation of the integrated test technology of shooting simulation and driving simulation in the performance test of ammunition-feed system in special vehicles, and analysis of effects is applied. Finally, the conclusion is drawn that the application of the simulation test technology will improve the overall performance of the ammunition-feed system significantly.