On Saturday, the construction of Guanting Reservoir Bridge of Beijing-Zhangjiakou high-speed railway in north China was completed. Beijing-Zhangjiakou high-speed railway, a major transportation project for the 2022 Olympic and Paralympic Winter Games, is expected to be finished by the end of 2019. The new railway will boast a speed of 350 kilometers per hour and will shorten the trip between the two cities from the current 3.5 hours to just one hour.
Source: CGTN on Youtube
You can read the full press release here.