During the Beijing Winter Olympics, the Maximum Number of Winter Olympic Trains can run up to 40 pairs per day, connecting the three major venues of Beijing, Yanqing and Chongli at a speed of 350 kilometers per hour. What's different about the Winter Olympics train? And what are the black technologies? From the Beijing-Zhang Railway to the Beijing-Zhang High-Speed Railway, what kind of story has China Railway written? This video reveals the secret for you!
Video: China Railway Zhihu
![Ice piers are hard to find, and it is easy to sit on autopilot. On the afternoon of February 9, Winter Olympic volunteers walked into the Apollo Park of Hidden Dragon crouching tiger with Chinese and foreign journalists, and the car robot "Olympic Fire."[fig]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)