At the Wonsan Leather Shoes Factory, they helped increase the proportion of recycling by strengthening cooperation with field technicians and workers.

At the Chonnaeri Cement Factory and other units, they contributed to completing the design for a new type of stirrer based on waste heat and enhancing the performance of equipment and facilities and updating them.

Three-revolution team members active in Kumgang County provided a technical guarantee for the production of finishing materials needed in rural construction.