A man shades himself in sun in Hong Kong, south China, Aug. 4, 2010. Hong Kong Observatory announced on Wednesday an extreme hot weather alert reminding residents not to be exposed in sun for long. [Xinhua]
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![A man shades himself in sun in Hong Kong, south China, Aug. 4, 2010. Hong Kong Observatory announced on Wednesday an extreme hot weather alert reminding residents not to be exposed in sun for long. [Xinhua]](http://images.china.cn/attachement/jpg/site1007/20100805/00114320f5750dc46fd41f.jpg "A man shades himself in sun in Hong Kong, south China, Aug. 4, 2010. Hong Kong Observatory announced on Wednesday an extreme hot weather alert reminding residents not to be exposed in sun for long. [Xinhua]")
