Sinovac says its vaccine effective against Delta variant
Sinovac Biotech Ltd, the developer of CoronaVac COVID-19 vaccine, has defended the efficacy of its two-dose vaccine including against the Delta variant.
Fri Jul 23 2021
Explainer - Are Chinese COVID-19 shots effective against the Delta variant?
Here are the views from China's health experts about the effectiveness of home-grown vaccines against the Delta.
Tue Jun 29 2021