The Chinese mainland on Tuesday reported 302 confirmed local COVID-19 cases, of which 228 were in Shanghai, the National Health Commission said on Wednesday.
Yesterday also saw 1,545 local asymptomatic infections.
Shanghai reported 228 locally transmitted COVID-19 cases, 1,259 local asymptomatic infections, one imported case, one imported asymptomatic infection and seven deaths on Tuesday, said the Shanghai Health Commission on Wednesday morning.
Of all the local infections, 198 confirmed patients were previously asymptomatic infections. Another 30 confirmed patients and 1,259 asymptomatic cases were detected during central quarantine.