A medical worker shows a drawing by a primary student at a COVID-19 nucleic acid testing site in Jiangning District of Nanjing, capital city of east China's Jiangsu Province, Aug. 12, 2021. The district has launched a new round of COVID-19 testing since Wednesday. (Xinhua/Ji Chunpeng)
New round of COVID-19 testing launched in Jiangning District of Nanjing
Source: Xinhua| 2021-08-12 19:20:11|Editor: huaxia