Dalian, Liaoning province, reported one new locally transmitted confirmed case of COVID-19 on Tuesday, according to Dalian's office for coordinating COVID-19 prevention and control and economic and social development.

The 32-year-old woman watched the same show on July 22 at Zhangjiajie, Hunan province, with the three asymptomatic patients Dalian reported on Monday.

After testing positive for the virus, she was transferred to a designated hospital for quarantine and treatment. The city immediately launched an epidemiological investigation for her close contacts and the close contacts of her close contacts.

The port city in Northeast China reported three new locally transmitted asymptomatic COVID-19 cases on Monday. They passed through Nanjing, Jiangsu province, on July 17 and stayed at its Lukou International Airport for around two hours for a flight transfer.