Our country is with vast region,big  population and its resources distribution is inequalitly, regional economic development is not balanced. So China railway transportation system has been plays a key role for a long time, and because of the railway economic technology characteristic, the development of the China railway has an important meaning for implementing sustainable development,though the China railway and highway traffic development speed fast, on the whole, the per capita levels are low, therefore, there is a very big development space. In recent years, the importance of the construction of infrastructure promote overall level also prompted traffic rose to a new level, the broad market demand and then push many industries development. Engineering construction depends on engineering machinery, mining machinery needs, railway road slag stone and building production need to use all kinds of impact crushing equipment and ultrafine grinding.