The Chinese mainland on Monday reported 349 confirmed local COVID-19 cases, of which 234 were in Shanghai, the National Health Commission said on Tuesday.
Yesterday also saw 3,077 local asymptomatic infections.
Shanghai reported 234 locally transmitted COVID-19 cases, 2,780 local asymptomatic infections, three imported asymptomatic infections and six deaths on Monday, said the Shanghai Health Commission on Tuesday morning.
Of all the local infections, 156 confirmed patients were previously asymptomatic infections. Another 78 confirmed patients and 2,775 asymptomatic cases were detected during central quarantine.