Pongchon Tangwang Line
The Pongch'ŏn Colliery Line is a non-electrified railway line of the Korean State Railway in Kaech'ŏn city, South P'yŏngan Province, North Korea, running from Pongch'ŏn on the Manp'o Line to Pongch'ŏn Colliery, serving a major anthracite mine.