Beijing's severe COVID-19 cases drop to zero: official

Nurse Gao Qi checks health condition for a patient at Beijing Ditan Hospital in Beijing, capital of China, May 11, 2020. Beijing Ditan Hospital is one of the capital's designated hospitals for treating COVID-19 patients. (Xinhua/Peng Ziyang)

The number of COVID-19 patients in serious condition in Beijing has dropped to zero, a health official said on Sunday.

And the number of hospitalized cases in Beijing has dropped to six, said Lei Haichao, head of the Beijing Municipal Health Commission, at a routine press conference on COVID-19 prevention and control.　

To date, a total of 593 COVID-19 cases have been treated in Beijing, according to Lei.