The Sŏngun Red Flag class is a group of electric locomotives manufactured by the Kim Chong-t'ae Electric Locomotive Works for the Korean State Railway.
Sŏngun Red Flag number 0001 at its rollout ceremony in 2011
The Ch'ŏngnyŏnjŏl Kinyŏm-class is composed of two groups of Bo-Bo electric locomotives operated by the Korean State Railway on passenger and freight trains throughout North Korea.
Songun Red Flag-class locomotive
…sides and the shape of the upper headlamp. At least one production unit has been seen numbered in the 4000 series (4071); this series is allotted to the Ch'ŏngnyŏnjŏl Kinyŏm-class class, although the highest known number assigned to one of those locomotives is 4056; this could mean that production units are now being numbered from 4070…
#4048 on the Kŭmgangsan Ch'ŏngnyŏn line
4054 on display at the 3 Revolutions Museum