China's next generation bullet train "Fuxing" debuted on the Beijing-Shanghai line June 26, 2017. A CR400AF model departed Beijing South Railway Station at 11:05 a.m. for Shanghai. At the same time, the CR400BF model left Shanghai Hongqiao Railway Station for Beijing. The new bullet trains, also known as electric multiple units (EMU), boast top speeds of 400 kilometers an hour and a consistent speed of 350 kilometers an hour.