A student receives a Covid-19 vaccine at Peking University in Beijing on Sunday. Photo: VCG

A medical worker injects a student with a Covid-19 vaccine at Peking University. Photo: VCG

A volunteer guides a student through the vaccine injection procedure. Photo: VCG

A college student receives a shot in Huaian, East China’s Jiangsu province on Wednesday. Photo: VCG

Students sit in an observation area Wednesday after receiving Covid-19 vaccines at a college in Taiyuan, North China’s Shanxi province. Photo VCG

College students sit in an observation area after receiving Covid-19 vaccines. Photo: VCG

A medical worker receives a container with vaccines on Thursday at Tianjin University of Science and Technology in Tianjin. Photo: VCG

Students line up to receive Covid-19 vaccinations in a Tianjin University of Science and Technology gymnasium. Photo: VCG

A Peking University gymnasium is converted into a temporary inoculation site. Photo: VCG