SHANGHAI, Sept 21 (Reuters) - China reported 747 new COVID-19 infections on Sept. 20, of which 166 were symptomatic and 581 were asymptomatic, the National Health Commission said on Wednesday.

That is compared with 789 new cases a day earlier, 152 symptomatic and 637 asymptomatic infections, which China counts separately.

There were no new deaths, same as a day earlier, keeping the nation's fatalities at 5,226.

As of Sept. 20, mainland China had confirmed 248,644 cases with symptoms.

China's capital Beijing reported no local cases for a fifth day, according to local government data.

Financial hub Shanghai reported no local symptomatic or asymptomatic cases, compared with no symptomatic and one asymptomatic case the day before, local government data showed. (Reporting by Shanghai newsroom; Writing by Bernard Orr; Editing by Christian Schmollinger)