A woman leaves a service center in Beijing Sunday after receiving a coronavirus vaccine developed by an affiliate of state-backed pharmaceutical giant Sinopharm Group Co. Ltd.

A resident receives a dose of the Sinopharm vaccine in Beijing. The Chinese capital had inoculated more than 73,500 individuals by Sunday, none of whom showed serious side effects, according to local authorities.

A medical worker injects a woman in the arm with a coronavirus vaccine Friday in Tianjin.

A medical worker observes the health status of someone given the vaccine Saturday in Chuzhou, East China’s Anhui province.

Residents register to receive the vaccine at an inoculation center in Beijing.

Residents wait to be vaccinated.