The smelters of the Kim Chaek Iron and Steel Complex have made innovations in increasing the production of molten iron per charge by introducing a new method of furnace operation.

The workers of the Chongjin Steel Plant extended the serviceable life of revolving furnace much more than before through technical renovation.

The Musan Mining Complex encourages the producers to acquire new technology and make technical innovations conducive to raising the operation rate of large equipment.

The Hungnam Fertilizer Complex, the Namhung Youth Chemical Complex and the Sinuiju Chemical Fibre Mill have increased the production of chemical goods by raising the technical and practical levels of workers and introducing advanced science and technology through the sci-tech learning space and the study-while-you-work system.

Power stations in the field of electric power industry are solving the technical problems in raising the efficiency of electricity production while lowering the standard of material consumption per unit by enhancing the role of the April 15 technical innovation shock brigades.

Coal mining complexes across the country are increasing the coal production by dint of science and technology.

The Taean Heavy Machine Complex, the Kusong Machine Tool Factory and other industrial establishments and factories are boosting the emulation enthusiasm for presenting technical innovation proposals.

Many forestry and timber production stations in the field of forestry have over-fulfilled their timber production goal by introducing timber conveying method suited to the conditions of mountains and rational cutting methods.

Various railway bureaus have introduced the operation method according to the technical condition of railway and solved technical problems arising in repairing locomotives, thus increasing the transport successes.