The Sunchon Catfish Farm laid a foundation for raising the survival and growth rates of fry by establishing a feed additive production line. It is also conducting the work to breed new species of catfish in a right way.

The Youth Tudan Breed-Fish Station extended the capacity of the Hermetia illucens breeding ground and manufactured a crusher enabling it to increase the quality of feed.

The Sohung Poman Fish Farm has increased the production of fermented feed based on aboriginal microbe.

The Kanggye City Breed-Fish Farm extended the capacity of pens to mass-produce protein feed conducive to the catfish production.