The Chinese mainland on Thursday reported two new locally transmitted confirmed COVID-19 cases, one each in Shanghai and Jiangsu province, the National Health Commission said in its daily report on Friday.

In Shanghai, a 47-year-old male who handles cargo flights for a foreign airline at Pudong International Airport is the latest confirmed COVID-19 case in the city, authorities announced on Friday.

The man, a close contact of a previous case, was put under quarantine on Aug 20. This is the seventh confirmed case in the latest wave of infections related to the airport, according to Wu Jinglei, director of the Shanghai Municipal Health Commission.

"Shanghai will improve emergency response capabilities, increase investigation efficiency and optimize prevention and control measures," Wu said.

Cao Chen and Zhu Youfang contributed to this story.