A vendor works at Zhonggang leatherware mall in Guangzhou, south China's Guangdong Province, March 5, 2020. Nearly half of the merchants have resumed their business by now. Several wholesale markets here have been reopened under measures taken to prevent and control the epidemic. (Xinhua/Deng Hua)

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Words for good blessings is seen at Baima Garment Market in Guangzhou, south China's Guangdong Province, March 5, 2020. Several wholesale markets here have been reopened under measures taken to prevent and control the epidemic. (Xinhua/Deng Hua)

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A worker records videos for promoting products at Zhonggang leatherware mall in Guangzhou, south China's Guangdong Province, March 5, 2020. Several wholesale markets here have been reopened under measures taken to prevent and control the epidemic. (Xinhua/Deng Hua)

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A worker makes an inventory at Baima Garment Market in Guangzhou, south China's Guangdong Province, March 5, 2020. Several wholesale markets here have been reopened under measures taken to prevent and control the epidemic. (Xinhua/Deng Hua)

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A worker records videos for promoting clothes at Baima Garment Market in Guangzhou, south China's Guangdong Province, March 5, 2020. Several wholesale markets here have been reopened under measures taken to prevent and control the epidemic. (Xinhua/Deng Hua)