The Pyongyang Children's Foodstuff Factory established a combined automation system of universal production processes.

The infant dry milk workshop of the factory computerized the spraying process and improved the packing process while the bean milk workshop invented a bean milk jet boiler, raising the production capacity twice.

The factory also developed various kinds of foodstuffs, including rice-protein peptide powder and tangle soup makings, which are good for children's health.

The Pyongyang Hosiery Factory invented a new method of producing patterned hosiery, a method that does not need some former processes but makes it possible to produce quality and stylish patterned hosiery with less cost.

The Ryuwon Footwear Factory recently introduced the multi-color printing technology into production of various kinds of sports shoes and developed a peculiar screen printing way and a new footwear designing program. The factory has steadily increased the capacity of developing new products by dint of science and technology, and its products are now very popular among local people.