BEIJING — The Chinese mainland on April 16 reported 3,504 locally-transmitted confirmed COVID-19 cases, of which 3,238 were in Shanghai, according to the National Health Commission's report on April 17.

Apart from Shanghai, 13 other provincial-level regions on the mainland saw new local COVID-19 cases, including 167 in the northeastern province of Jilin.

Shanghai also reported 21,582 locally-transmitted asymptomatic infections of the novel coronavirus on April 16, out of a total of 22,512 local asymptomatic carriers newly identified on the mainland.

A total of 1,600 COVID-19 patients were discharged from hospitals after recovery on the Chinese mainland on April 16, said the daily report.

That brought the mainland's total number of COVID-19 patients discharged from hospitals after recovery to 149,770 as of April 16.

Over the past day, 30,170 close contacts were released from medical observation on the mainland, the report said.

No new deaths from COVID-19 had been reported, according to the report.