The Yancheng–Nantong high-speed railway or Yantong high-speed railway[1] is a high-speed line between Yancheng and Nantong in China. It has a length of 156.6 kilometres (97.3 mi) and a design speed of 350 kilometres per hour (220 mph).The line opened on 30 December 2020.[2][1] The initial operating speed will be 300 kilometres per hour (190 mph).[3]
Construction began on 1 May 2018.[3]