Nucleic acid samples from the “three districts” in Xining were all negative

2022-06-12 0 By

On March 14, xining COVID-19 Prevention and control Headquarters learned that on March 13, 23,938 nucleic acid samples were taken from the sealed control area, 1058 from the control area and 22,638 from the prevention area. All samples were negative.Source: Xining COVID-19 Prevention and Control Headquarters