U.S. produce delayed at Chinese border as officials ask for new certifications

Shipments of U.S. produce into the Chinese market are being delayed by Chinese customs officials who are randomly conducting tests to determine if any contain the novel coronavirus, according to U.S. produce groups. China is asking importers and exporters to certify that shipments are coronavirus-free after a COVID-19 outbreak at China’s largest vegetable wholesale market, Xinfadi. The market’s general manager claimed the outbreak was caused by imported salmon after traces of the virus were found on cutting boards. That has...