Readjustment and reinforcement promoted at different units
The Ranam Coal-Mining Machine Factory established the alloy steel production process which is of great importance in putting the machine industry on a higher Juche-oriented basis.
The Songchongang Electric Appliance Factory has built a serial production process of reluctance motor for electric cars and is taking measures for its normal operation.
A number of railway bureaus including the Chongjin Railway Bureau have directed efforts to the technical upgrading of the equipment for concrete sleeper production, increasing the output of sleepers and improving their quality.