New bullet train with double-decker sleeper beds hits the track between Shanghai and Beijing!

China’s new high-speed sleeper train linking Beijing and Shanghai hit the tracks on Saturday for commuters who want to get some shut eye on super comfy double-decker beds.The D311 train — which is being dubbed as a “moving hotel” — travels at a speed of 250 kilometers per hour (155 miles per hour) and can hold up to 880 passengers, according to Thatsmags.