The Kubongsan Line is an electrified standard-gauge secondary line of the Korean State Railway in South P'yà Ângan Province, North Korea, running from Ch'à Ângch'à Ân'gang on the P'yà Ângà Âi Line to East Namhà Âng.
The line was opened by the Korean State Railway in the 1970s.
The line serves the February 20 Factory of the Korean People's Army near Kubongsan, as well as the Anju Silicate Brick Factory (ìÂÂ주ì¨리카ø벽ëÂÂê³µìÂÂ¥, Anju Ssirik'at'à  Pyà Âktol Kongjang) adjacent to East Namhà Âng Station. The brick factory was opened in December 1986.
A yellow background in the "Distance" box indicates that section of the line is not electrified.