On May 24, 2022, the General Administration of Customs took emergency preventive measures against 7 Vietnamese companies, due to the positive nucleic acid test of SARS-Cov-2 in 12 samples of 10 batches of frozen Basa fish imported from Vietnam. The national customs suspended the acceptance of Vietnam aquatic product companies with registered number DL 462, DL 376 import declaration for 1 week until May 30, suspended the acceptance of Vietnam aquatic product company with registered number DL 791, DL 68, DL 801, DL 712, DL 09 import declaration for 4 weeks until June 20. Product declaration will resume automatically after expiration.

因从进口自越南10批次冻巴沙鱼的12个外包装样本和1批次冻南美白虾虾仁的1个外包装样本中检出新冠病毒核酸阳性，按照海关总署公告2020年第103号的规定，全国海关自即日起暂停接受越南2家（注册编号为DL 462、DL 376）的产品进口申报1周，至2022年5月30日；暂停接受越南5家企业（注册编号为DL 791、DL 68、DL 801、DL 712、DL 09）的产品进口申报4周，至2022年6月20日。