What is "changjin"

Changjin may also refer to:

• Changjin is a county in South Hamgyong province, North Korea.
  • Lake Changjin, also known as the Chosin Reservoir, site of the Korean War Battle of Chosin Reservoir
  • The Changjin River, a tributary of the Yalu River in North Korea
• Jang Geum (Chinese: Changjin, 長今; Chángjīn), female physician of the Joseon Dynasty
• Jang Jin, a South Korean film director