First-generation Chinese COVID-19 vaccines still effective: experts

The first-generation of Chinese COVID-19 vaccines, including the Sinopharm vaccine and the Sinovac vaccine, are still effective, a National Health Commission spokesperson said on Tuesday. A medical worker administers a dose of COVID-19 vaccine for a student at a vaccination site in Jinfeng district of Yinchuan, northwest China’s Ningxia Hui Autonomous Region, Aug. 15, 2021. (Photo: Xinhua) Four types of updated COVID-19 vaccines developed by Sinopharm subsidiary China National Biotech Group (CNBG) were recently unveiled at the China International Fair for Trade in Services (CIFTIS). This led people to wonder if current Chinese vaccines are effective against COVID-19 mutations. Studies…