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3 temporary labs for nucleic acid testing built in Bayan County, Heilongjiang (10)

(Xinhua) 08:46, September 27, 2021

Photo taken on Sept. 26, 2021 shows a PCR (polymerase chain reaction) lab for nucleic acid testing in Bayan County, Harbin of northeast China's Heilongjiang Province. A total of three temporary labs for nucleic acid testing have been built in the county. (Xinhua/Wang Jianwei)


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(Web editor: Xia Peiyao, Liang Jun)

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