Shanghai reported a community COVID-19 case on Friday amid a sharp decrease in the city's total infection numbers.

A 67-year-old woman living in Fangsong Subdistrict, on the outskirts of Songjiang District, tested positive and showed mild symptoms such as a cough and sore throat. She had taken three COVID-19 vaccine injections.

Three close contacts, her son, daughter-in-law and 13-year-old grandson who lived with her, also tested positive during follow-up screening. They also showed mild symptoms. They had received at least two shots of vaccines.