A medical worker guides people at a nucleic acid testing site in Tongzhou District of Beijing, capital of China, June 22, 2020. (File photo: Xinhua)

Beijing observed the second day with no infection on Tuesday since an outbreak reignited on June 11, leaving 335 people infected, the city’s health commission said on Wednesday.

There were 13 people discharged from hospitals after recovery on Tuesday and 307 others remain hospitalized. 

There were 31 asymptomatic cases kept under medical observation.