They are "Manufacturing technique of composites for keeping freshness of the immortal flower Kimjongilia", "Establishment of new iron-making system" and "Construction method of concrete dam by prefabricated structural elements". They won gold medals at the 11th National Invention and New Technology Exhibition that was held in the DPRK last year.

The organization appreciates new propositions universally recognized to be significant and valuable for economic growth and scientific and technical development and their inventors.

The WIPO top prizes awarded to the DPRK this time are another pride of its scientific world.