China's most used COVID shots effective against Delta variant
Sinovac assures its vaccine effective against Delta variant
Sinovac says its vaccine effective against Delta variant
How do China’s COVID vaccines fare against the Delta variant?
China's most used COVID shots effective against Delta variant
Sinovac
The two manufacturers have also delivered 693 million shots to foreign countries while supplying the bulk of the doses China has delivered domestically.
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Antibodies triggered by two Chinese vaccines are less effective against the Delta compared with other variants, Feng Zijian, former deputy director at the Chinese Center for Disease Control and Prevention, told state media last week.