The workers of the Hwanghae Iron and Steel Complex contributed to putting production on a normal basis by solving technical problems for improving the performance of motors.

They invented and introduced technical innovation proposals for improving the performance of cranes and bogies to raise the utilization rate of equipment and save various kinds of materials.

The Sungri Chemical Factory has introduced an innovative proposal to reduce the daily fuel consumption by remodeling the ignition process.

The Namhung Youth Chemical Complex made technical innovations for recycling waste catalyst and optimized the production of purified gas. The Hukryong Coal Mine increased the operating rate of coal wagons 1.2 times.

Technicians and workers of the Ryuwon Footwear Factory and the Kanggye Footwear Factory have provided a guarantee for increasing production through rational technical upgrading to ensure the full operation of equipment.