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Anti-China narratives regarding COVID19 range from a benign examining the timeline of the outbreak through to conspiracy theories about lab leaks and bioweaponry.
Not ruling it out: “Scientists don’t have enough evidence about the origins of SARS-CoV-2 to rule out the lab-leak hypothesis, or to prove the alternative — that the virus has a natural origin.” ( Nature, Maxmen and Mallapaty, 2021) (web).
Advocating: Erin O'Toole (Twitter video). Review of this video.
Scientist on the ground dismisses theory: Scientists 'on the ground' dismiss the theory (Anderson, 2021)