China has reported 29.9 smoggy days on average so far 2013, the hightest number since 1961. The number was 10.3 days highe than that of the same period in ordinary years.
Anti-dust smasks and air purifiers are selling well in China due to continual smoggy weather. Mask buyers in 2013 icreased by 181% from last year, while people who buy air purifiers increased by 131%.
Written by Dora Men
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