With the detection of the novel coronavirus on the packages of imported fish products from Russia, China is restricting its import of seafood from Russia.
https://www.vedomosti.ru/business/articles/2020/10/01/841856-kitai-nachal-ogranichivat-import-rossiiskoi-ribi-iz-za-koronavirusa (Ekaterina Burlakova, October 1, 2020)