Authorized by WHO, CoronaVac, the COVID-19 vaccine manufactured by Chinese producer Sinovac, now has been approved for emergency-use worldwide. How are the vaccines made? What standards do they meet? Those are some questions CGTN anchor LIU Xin had when visiting the Sinovac production workshop.
Guest:
Lian Xiaojuan, Deputy General Manager of Production, Sinovac Life Sciences.
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