Staff members of Sinovac Biotech, a Chinese biopharmaceutical company, carry out simulated novel coronavirus inoculation at a high-level biosafety zone of a stock solution workshop to be put into production of COVID-19 inactivated vaccines in Beijing, capital of China, July 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. (Xinhua/Zhang Yuwei)
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Source: Xinhua| 2021-02-08 12:01:52|Editor: huaxia