The complex has conducted on-site political work to give full play to the mental power of the working masses and meticulously organized economic work and gave technical guidance to timely solve problems arising in production.

The Namyang Coal Mine has pushed ahead with the work to modernize the transport system in conformity with its actual conditions in close combination with the socialist patriotic movement for increased coal production.

The workers of the Sochang Youth Coal Mine, the Wolbong Coal Mine and the Hyongpong Coal Mine have introduced advanced tunneling and mining methods and ensured full operation of electric trams, winches and others.

The coal mines of Jenam, Tokchon and Toksong are boosting the cooperation among youth shock brigades while introducing efficient blasting method to make more achievements in tunneling.

The Tokchon Coal Mining Machine Factory has revitalized the production of V-shaped iron prop and produced enough coal wagons, wheels, accessories and tools for cutting sites.