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Wu Zunyou clarifies misconceptions

By ZHANG ZHIHAO | chinadaily.com.cn | Updated: 2022-04-19 10:58
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3. Dynamic zero-COVID policy does not always require mass testing.

So long as the outbreak is detected early and has a clear transmission chain that allows experts to find all the close contacts, then there is no need for mass testing. Mass testing is used when there is wide scale community spread that have unclear transmission chains.

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