BEIJING, May 28 (Xinhua) - Nearly 584.4 million doses of COVID-19 vaccines had been administered across China as of Thursday, the National Health Commission said Friday.

A medical worker takes out the recombinant COVID-19 vaccine (adenovirus type 5 vector) which requires only one shot from a cooler at a temporary vaccination site in Haidian District of Beijing, capital of China, May 20, 2021. (Photo: Xinhua)