Tongchang
Tongchang means:
- Tongchang (Jinping) (铜厂 乡), town in Jinping Autonomous County, Yunnan Province, China
- Tongchang (Yimen) (铜厂 彝族 乡), Yi nationality community in Yimen County, Yunnan Province, China
- Tongch'ang-gun , County of North Korea's P'yŏngan-pukto Province