The number of reported new cases of coronavirus in China's Hubei province, the epicenter of the epidemic, rose on Monday by more than 1,933, after two days of falls, and there were 100 deaths reported since Sunday.
Across mainland China, officials said the total number of cases rose by 2,048 to 70,548, with 1,770 deaths.
Nearly 90% of new cases were in Wuhan, a city of 11 million people where the virus is believed to have originated at a market illegally trading wildlife late last year.
