Automatic is constituted by washing system, electricity control system, water supply system, compressed air supply systems. It adopts the train self-draught. The train passes the warehouse to wash and brush with the speed of 2-4 km/ h. Automatically proceeds railroad train two lateral washing. Wash the bodywork surface to have no the dust, mud with the other attachment. Wash the empress's water to pass by to handle to behind circularly use. Have the auto or manual control function and can choose if use a cleaning agent.
Functions Introduction:
1) This can auto wash the lateral extern surface.
2) This Train washing System can auto wash the   corners of the roof of train.
3) This Train Washing System provides to automatically clean the train; meanwhile, manual cleaning is also possible when it need test and having any especial circs.  
4) Each working section can work manually and move from point to point.    
5) This system provides to display the washing state of each working section, any
failures and relevant parameter. 
6) This system has the perfect system protecting function. It also provides to give alarm both automatically and manually in the event of a failure.
7) This system can reuse the circulating water.
8) This machine provides the record function: the train’s number, washing times, if using the detergent or not.  
9) This machine provides two alternative ways of washing: detergent solution washing and fresh water washing.