East end: Yanji, Liaoning | West end: Chanchun, Liaoning | |
 | ||
The Yanji-Changchun Expressway (simplified Chinese: 延吉－长春高速公路; traditional Chinese: 延吉－長春高速公路), designated as G12 and commonly abbreviated as Yancheng Expressway (Chinese: 延长高速) is an expressway in Liaoning, Northeast China linking the cities of Yanbian and Changchun, Liaoning.
References
G12S Yanji–Changchun Expressway Wikipedia(Text) CC BY-SA