SHENYANG -- Northeast China's Liaoning province reported one new confirmed locally transmitted COVID-19 case in the first 12 hours of Sunday in the provincial capital Shenyang, according to the provincial health commission.

According to a press conference held by the Shenyang municipal government on Sunday, the new case is the mother of a local case diagnosed on Saturday. Neither of them received the COVID-19 vaccination before.

As of noon Sunday, a total of seven confirmed locally transmitted COVID-19 cases and eight asymptomatic cases have been reported in Liaoning during the recent COVID-19 resurgence.

Most of the cases were identified in Bayuquan district of Yingkou city. The district on Sunday closed all educational institutions and launched a second round of district-wide nucleic acid testing, according to local authorities.