P'yongyang Choch'ajang is a marshalling yard in Chà Ângp'yà Âng-dong, P'yà Ângch'à Ân-guyà Âk, P'yà Ângyang, North Korea, on the P'yà Ângyanghwajà Ân Line of the Korean State Railway, it is the starting point of a branch to the P'yà Ângyang Thermal Power Plant.
The marshalling yard was opened by the Chosen Government Railway at the same time as Pot'onggang Station on the P'yà Ângnam Line, opened on 21 March 1944. The branch from the marshalling yard to the power plant was opened in 1961.
The yard has five tracks, along with a spur track serving the Taedonggang Battery Factory in Saemaà Âl-dong, P'yà Ângch'à Ân-guyà Âk.