Expo presents innovations on green energy
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A staff member introduces the technology of water recycling and purification at the China International Green Industry Expo 2010 at Beijing Exhibition Center in Beijing, Nov 24, 2010. [Xinhua] |
![A staff member introduces the technology of water recycling and purification at the China International Green Industry Expo 2010 at Beijing Exhibition Center in Beijing, Nov 24, 2010. [Xinhua]](http://images.china.cn/attachement/jpg/site1007/20101125/000bcdb95f1d0e5867c952.jpg "A staff member introduces the technology of water recycling and purification at the China International Green Industry Expo 2010 at Beijing Exhibition Center in Beijing, Nov 24, 2010. [Xinhua]")
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