Staff members work at the ratio room inside the COVID-19 vaccine workshop of Sinovac Biotech, a Chinese biopharmaceutical company, in Beijing, capital of China, Oct. 15, 2020. China's National Medical Products Administration (NMPA) on Friday granted conditional market approval to CoronaVac, an inactivated COVID-19 vaccine developed by Sinovac Biotech, the company said on Saturday. The Sinovac vaccine, produced by the Beijing-based Sinovac Life Sciences Co. Ltd., affiliated with Sinovac Biotech, was approved for emergency use in China last June. The vaccine started being used for emergency inoculation among some special groups in the country from July last year. (Photo by Yang Jinyi/Xinhua)
