China's Mysterious Surge In Cases Linked To Cold Storage, Port Workers

China detected its first local asymptomatic infections in more than a month as two port workers responsible for unloading frozen seafood tested positive, adding to alarm that contaminated imports...

source https://www.ndtv.com/world-news/coronavirus-china-finds-first-asymptomatic-cases-in-35-days-at-qingdao-port-2300780