This is the second consecutive day that China has reported the highest number of local cases since March 6. On Monday, the country reported 57 new local infections for Sunday.
Among the 64 locally transmitted cases reported on Tuesday, 57 were in Xinjiang, six in Liaoning, and one in Beijing. China also reported a further 34 new asymptomatic infections, which are not included in its overall tally.
The far western region of Xinjiang has seen a fresh coronavirus outbreak in its capital Urumqi since July 15, after nearly five months of no new cases.
The total number of confirmed infections across China now stands at 83,959, according to the National Health Commission. The death toll remains at 4,634.