Two foreign recipients (1st L & 1st R) get registered for Sinovac COVID-19 vaccines at a vaccination site in Tsinghua University, Beijing, April 3, 2021. Beijing has recently started COVID-19 vaccination for foreign nationals in the city. Foreign nationals aged 18 and above may, following the principle of voluntary participation, giving informed consent and assuming personal responsibility for risk, take the COVID-19 vaccine. [Xinhua/Chen Zhonghao]

A health worker administers a dose of Sinovac COVID-19 vaccine to a foreign recipient at a vaccination site in Tsinghua University, Beijing, April 3, 2021. [Xinhua/Chen Zhonghao]

A foreign recipient (L) gets registered for a dose of Sinovac COVID-19 vaccine at a vaccination site in Tsinghua University, Beijing, April 3, 2021.  [Xinhua/Chen Zhonghao]

Foreign recipients get registered for Sinovac COVID-19 vaccines at a vaccination site in Tsinghua University, Beijing, April 3, 2021. [Xinhua/Chen Zhonghao]

A health worker administers a dose of Sinovac COVID-19 vaccine to Anna Lujza Honecz from Hungary at a vaccination site in Tsinghua University, Beijing, April 3, 2021. [Xinhua/Chen Zhonghao]