Did the Head of China’s CDC just admit that the efficacy of China’s Covid-19 vaccines is “not high”?

.. Effectiveness of Chinese vaccines is ‘not high,’ says the head of the China's CDC. Dr. George Gao conceded the efficacy of Chinese coronavirus vaccines may require improvements. Millions of doses have been distributed to other countries https://t.co/QjT7PleDLX — delthia … Continue reading Did the Head of China’s CDC just admit that the efficacy of China’s Covid-19 vaccines is “not high”?