China Customs issued a notice on October 1st:
Due to the positive detection of covid-19 virus nucleic acid in a packaging sample of a batch of frozen vannamei shrimp imported from Ecuador, in accordance with the provisions of Customs Announcement No. 103 of 2020, from the 1st October, the national customs will suspend the acceptance of import declaration of EXPALSA Exportadora de Alimentos SA (registration number 143) for 4 weeks.