(from chinadaily.com.cn)
China’s leading e-commerce retailers have warned their supplies of air purifiers are dwindling after sales skyrocketed in recent days as heavy smog and haze hit large parts of Central and East China.
![]() A child with device to help breathe clean air is seen in hospital waiting for treatment for cough caused by severe air pollution in Beijing on Jan 14, 2013. [Deng Jia/Asianewsphoto]
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