China IS behind a vaccine disinformation campaign:
https://www.pbs.org/wgbh/frontline/article/chinese-spam-network-aims-to-discredit-u-s-covid-vaccine-and-response-report-finds/
https://www.scmp.com/news/world/europe/article/3131501/coronavirus-china-and-russia-sow-disinformation-undermine-trust
https://www.france24.com/en/live-news/20210428-eu-slams-manipulation-of-vaccine-info-by-china-russia
https://www.hrw.org/news/2021/03/04/chinas-dangerous-game-around-covid-19-vaccines
https://www.politico.com/newsletters/global-pulse/2021/01/28/what-chinas-vax-trolling-adds-up-to-491548
https://www.cnn.com/2021/01/26/asia/xi-jinping-china-vaccine-intl-hnk/index.html
https://www.bbc.com/news/av/world-asia-china-56513257
Have a look at this map under “Geographical distribution of vaccine hesitancy.”
https://en.wikipedia.org/wiki/Vaccine_controversies#Geographical_distribution_of_vaccine_hesitancy
"Russia Russia Russia" all over again.
You must think we're as stupid as both of the Biden voters.