SHANGHAI, Sept. 7 (Xinhua) -- Shanghai reported four imported COVID-19 cases and no increase in domestically-transmitted cases on Sunday, the municipal health commission said Monday.
The four cases are all Chinese nationals returning from work or visit abroad. They arrived at the Shanghai Pudong International Airport from Ecuador, the United States, the Philippines and Singapore last week.
All the cases have been transferred to the designated medical institution for treatment, and 150 close contacts have been put under quarantine.
As of Sunday, Shanghai had reported 580 confirmed imported cases and 342 locally transmitted cases. Enditem
