Smart use of Beijing-Zhangjiakou high-speed railway to better serve the Winter Olympics

Tomorrow, the Beijing Winter Olympics will open.The Beijing-Zhangjia-Beijing High-speed Railway, as an important transportation service and guarantee facility for the Winter Olympics, will conveniently connect the three sports areas of the Winter Olympics and guarantee the smooth holding of Olympic events.As a high-speed railway line with the highest intelligence level in China.The 174-kilometer-long beijing-Zhangjiakou high-speed…