Chongnyon Parwon Line

The Ch'ŏngnyŏn P'arwŏn Line is a non-electrified standard-gauge secondary line of the North Korean State Railway running from Kujang on the Manp'o and P'yŏngdŏk lines to Kusŏng on the P'yŏngbuk Line. The Pun'gang branch of this line serves the Yongbyon Nuclear Scientific Research Center.

Chongnyon Parwon Line

The Ch'ŏngnyŏn P'arwŏn Line is a non-electrified standard-gauge secondary line of the North Korean State Railway running from Kujang on the Manp'o and P'yŏngdŏk lines to Kusŏng on the P'yŏngbuk Line. The Pun'gang branch of this line serves the Yongbyon Nuclear Scientific Research Center.