The North and South Korean governments had agreed on an inter-Korean rail line to run from Seoul to Pyongyang and then on to Sinuiju as well as a road running parallel to the railway .
Sinuiju is a border city in the north on the Yalu River .
The North and South Korean governments had agreed on an inter-Korean rail line to run from Seoul to Pyongyang and then on to Sinuiju , a border city in the north on the Yalu River , as well as a road running parallel to the railway .