The Shanghai–Nanjing–Hefei high-speed railway (上海至南京至合肥高速铁路),[1][2] also known as North Riverside high-speed railway (北沿江高铁), is a high-speed railway line currently under construction in China.

The line is 554.6 kilometres (344.6 miles) long and has a design speed of 350 kilometres per hour (220 mph).

It is part of Shanghai–Chongqing–Chengdu high-speed railway.

Construction of Jiangsu Province section of the railway started on 28 September 2022.

[3] Construction of Anhui Province section of the railway started on 31 October 2022.