It is a Passenger Dedicated Line (PDL), with a design speed of 250 km/h (155 mph) and a total length 293.2 km (182.2 mi).

[1] Starting in Harbin, it leads east to Acheng, into mountains at Mao'ershan, to Shangzhi, again through the mountains to the southeast, Weihe, Yabuli, Hengdaohezi, Hailin and on to the end at Mudanjiang station.

[1] Future proposals for this line could see it extended across the border into Russia and the Russian port city of Vladivostok.

After the opening of the railway, the Harbin to Mudanjiang journey time would be around one hour, Harbin to Suifenhe (on the border with Russia) will have a travel time of two hours.

Harbin, Xinxiangfang North, Acheng North, Mao'ershan, Shangzhi South, Yimianpo North, Weihe West, Yabuli West, Hengdaohezi East, Hailin North, Mudanjiang West(reserved site) and Mudanjiang.