A double-decker couchette bullet train service started between Shanghai and Beijing on Wednesday, making it the first such facility to be launched during “Chunyun”. (Photo: Chinanews/Zhang Hengwei)

Different from the traditional couchette style, an aisle is set in the middle of the compartment with bunks on the sides. (Photo: Chinanews/Zhang Hengwei)

The newly designed compartment offers passengers more privacy. (Photo: Chinanews/Zhang Hengwei)

Every bunk is equipped with a tea table, a power socket, a lamp and an independent air conditioner, providing more private and comfortable space in the form of a “mobile hotel”. (Photo: Chinanews/Zhang Hengwei)

The double-decker train turned many heads.  (Photo: Chinanews/Zhang Hengwei)

(Photo: Chinanews/Zhang Hengwei)

(Compiled by Lu Fangzhu)