CRH-3A EMU adopts 8-car formation, 4 motors and 4 trailers, with a total traction power of 5120kw. The front of the car adopts a beautiful streamlined design, which is dynamic on the basis of meeting the aerodynamic requirements; The doors and windows are widened to meet passengers' rapid boarding and alighting, and provide passengers with better sightseeing vision; The closed car structure minimizes the driving noise, and the more advanced air conditioning system can make the constant temperature in the car more natural; The newly designed comfortable seats and large space aisle bring passengers a new riding experience. The profiles provided by our company for the vehicle are mainly used for automatic doors, windows, light strips, trucking, etc.