Among them is the Kumhae Trading Company.

Recently, the company developed various nutritive foodstuffs with loach, pine nuts, starfish, sea cucumber, apricot seed, etc. Those products are in high demand among citizens.

In this regard, Ri Un Hui, a researcher of the company, told KCNA:

It is part of the company's business strategy to develop many more functional nutritive foodstuffs in keeping with the growing demand of the citizens and the world trend.

In recent years, the company has directed efforts to the research into making foodstuffs of rich protein with starfish, sea cucumber and loach.

In the course, it found out characteristic indices for functional nutritive foodstuffs and developed loach and pine-nut protein-rich savory cake, starfish protein-rich savory cake and sea cucumber protein-rich savory cake.

Meanwhile, it made a fermentation vinegar liquid sugar with berry of Aronia melanocarpa, apricot seed and gingko seed, and a tea drink with extracts from fruits of dogberry and barrenwort.