Zhengyu high-speed railway will be fully operational on June 20 with a design speed of 350 kilometers per hour

Zhengyu high-speed railway has 91 new bridges and 57 tunnels. Extra-large bridges such as Fengjie Meixi River Double-Line Super Bridge and Baokang Two-River Double-Line Super Bridge finish. Long tunnels such as Small Three Gorges Tunnel and the Xinhua Tunnel finish.

http://finance.people.com.cn/BIG5/n1/2022/0618/c1004-32449924.html