The Chinese mainland on Wednesday reported 2,830 locally transmitted confirmed COVID-19 cases, of which 2,634 were in Shanghai, according to the National Health Commission's report on Thursday.
Yesterday also saw 16,552 local asymptomatic infections.
Shanghai reported 2,634 locally transmitted COVID-19 cases, 15,861 local asymptomatic infections, one imported case and two asymptomatic infections on Wednesday, said the Shanghai Health Commission on Thursday morning.
Of all the local infections, 459 confirmed patients were previously asymptomatic infections. Another 1,976 confirmed patients and 15,619 asymptomatic cases were detected during central quarantine, while the rest were found in the screening of high-risk people.