People receive COVID-19 vaccines at a vaccination site in Dadong district of Shenyang, Northeast China's Liaoning province, May 7, 2021.[Photo/Xinhua]

The National Health Commission (NHC) has dispatched a working group to guide the COVID-19 prevention and control efforts in Northeast China's Liaoning province, the NHC said on Sunday.

Liaoning reported four confirmed COVID-19 cases between 12 am and 7 pm on Saturday, with one reported in the provincial capital Shenyang and three others in the city of Yingkou, said the provincial health commission.

A total of five asymptomatic carriers were also reported in Yingkou on Saturday, the local health commission added.

As of Saturday, nine residential communities and villages in Yingkou had been upgraded to medium-risk areas for COVID-19.

Nearly 393 million COVID-19 vaccine doses administered across China

A woman receives a dose of COVID-19 vaccine at a vaccination site in Shushan District of Hefei, East China's Anhui province, May 15, 2021. [Photo/Xinhua]

More than 392.9 million doses of COVID-19 vaccines had been administered across China as of Saturday, the National Health Commission said Sunday.

Sources: Xinhua, China Daily
Editor: Lv Yun