The CRH1 type EMU is the EMU ordered by the Ministry of Railways in 2004 to the bombardier transport company for the sixth speed increase of the Chinese railway. Its prototype vehicle is the Regina EMU of Sweden's SJ. The design speed is 200-250km/h, produced by the Qingdao Quartet Bombardier transport equipment Co., Ltd. (BST).
In the CRH1 series, the sleeper car is named CRH1E. CRH1E is a new generation of sleeper high speed EMU designed by Bombardier with the ZEFIRO 250 high-speed train platform, with a maximum speed of 250km/h.CRH1E whole car 16 marshalling, configured to 10 motion 6 towing, power 11000kW. The whole car is provided with 2 section of the two class, 1 dining car and 1 car and 12 advanced soft sleeper, has a seating capacity of 618 people. The late delivery of the train to ordinary senior soft soft quota increased to 642.