Heilongjiang province reported 11 new locally transmitted confirmed cases of COVID-19 on Monday.
The city of Harbin in China's northernmost Heilongjiang province has been decorated for National Day.
Harbin announced a temporary suspension of operation at some scenic spots due to the current epidemic prevention and control situation.
A person who contracted the novel coronavirus in Harbin is facing harassment on social networking sites after the authorities made her name and address public to help those who might have come in contact with her to get tested.
Harbin has added five medium-risk COVID-19 areas, to take effect from midnight.
Genome sequencing has revealed that all locally transmitted confirmed cases of COVID-19 in the recent outbreak in Harbin involved the Delta variant.
The coronavirus risk in Harbin has been elevated to medium as of Thursday.
Harbin reported eight new locally transmitted confirmed cases of COVID-19 on Wednesday.
Harbin was ranked as one of the happiest cities in China.
Heilongjiang province will continue to strive to make new breakthroughs in the overall revitalization and improve its strength in safeguarding food security.
Harbin launched policies to push forward the construction of a national new-generation artificial intelligence innovation and development pilot zone.
The first session of the 16th Harbin Municipal People's Congress outlined major progress that has been made and set forth ambitious plans.