In recent years, with the rapid development of social economy and the deepening of economic restructuring, a more convenient, safer and less consumption mode of transportation has become an inevitable trend of social transportation development. Because of its all-weather, pollution-free and small area, railway has gradually become the key planning and development vehicle in our country. This paper studies the planning and design of rail transit comprehensive test system, and has certain strategic value for promoting the rapid development of efficient transportation system that runs through the mainland's economy and culture.