Aug. 31, 2021, China's Customs Authority inasintha ” List of S. Korean Fishery Products Establishments Registered to PR China”, kulola kutumizidwa kunja kwa malo 125 ongolembetsedwa kumene a nsomba za ku South Korea pambuyo pa Aug. 31, 2021.
 
Malipoti atolankhani adanena m'mwezi wa Marichi kuti Unduna wa Zanyanja ndi Zosodza ku S. Korea akufuna kukulitsa zogulitsa zam'madzi kunja, ndikuyesetsa kukulitsa kuchuluka kwa zotumiza kunja ndi 30% mpaka US $ 3 biliyoni pofika 2025. Malinga ndi Yonhap News Agency, boma la S. Korea likufuna. kumanga makampani opanga zinthu zam'madzi kukhala "injini yatsopano yokulitsa chuma."Malo ambiri opangira zinthu zam'madzi aku S. Korea adapeza ziphaso zotumiza ku China, zomwe mosakayikira ndizopindulitsa kwambiri kumakampani aku Korea zam'madzi.
 
Atakhudzidwa ndi mliriwu, kutumizidwa kunja kwa zinthu zam'madzi ku S. Korea kudafika madola 2.32 biliyoni aku US mu 2020, kutsika ndi 7.4% kuyambira 2019. Pofika pa Juni 17, 2021, zogulitsa zam'madzi ku South Korea chaka chino zidafika madola 1.14 biliyoni aku US, kuwonjezeka kwa 14,5% panthawi yomweyi chaka chatha, kupitirizabe kukhala ndi khalidwe labwino.Pakati pawo, zotumiza ku China zidakwera ndi 10% y/y.
 
Pakadali pano, akuluakulu a za kasitomu ku China adayimitsa ziyeneretso zolembetsa za malo 62 a zinthu zam'madzi zaku Korea ndikuwaletsa kutumiza zinthu pambuyo pa Ogasiti 31, 2021.