The CRH3A EMU adopts 8 groups of 4 vehicles and 4 trailers, with a total traction power of 5120kw. The front of the car adopts a beautiful streamlined design, which is full of dynamic on the basis of meeting the requirements of aerodynamics; the doors and windows are all widened to meet the passengers' rapid getting on and off, and provide passengers with a better sightseeing view; the airtight carriage structure makes the driving Noise is reduced to a minimum, and a more advanced air conditioning system can make the temperature inside the car more natural; newly designed comfortable seats and large space aisles bring passengers a new driving experience. The profiles provided by our company for this vehicle are mainly used for automatic doors, windows, light strips, wire ducts, etc.