The first group of students and teachers who were taken to centralized quarantine during the COVID-19 infection cluster in Beijing's Daxing district in January started to go back home on Friday, as the isolation period was completed. 

According to regulations, they will continue a 7-day home isolation with health monitoring by residential communities. 

Daxing district reported one confirmed case and one asymptomatic case on Jan 18, both in the Ronghui residential community. 

The asymptomatic case was a 9-year-old boy, who is the grandson of the other confirmed case, a 63-year-old female.

All 1,081 students and teachers of the school were taken to 17 hotels for centralized quarantine and medical observation after the 9-year-old student was confirmed as an asymptomatic COVID-19 case.

Dozens of cases were reported from the community afterwards, but the cluster has been successfully contained. 

According to the Beijing health authority, the city has had no new local cases reported for six days in a row.