NJ2 is a class of diesel-electric locomotives employed by China Railways. Built in Erie, Pennsylvania, it is based on a standard GE Transportation Systems GE Dash 9-44CW and marketed as GE C38AChe. It was specially customised for high altitude operation on the Qinghai-Tibet Railway route. It is used on the Qingzang Railway that connects Xining, Qinghai Province, to Lhasa, Tibet Autonomous Region, in the People's Republic of China. It is a 3,800 kW (5,100 hp) Co-Co design (Railway Magazine Dec 2006 p36).
- "ND5". Railways of China. 22 August 2004. Archived from the original on 2 August 2012.