Take a look at the "Hannover Messe" industrial trade fair

• Source: xinhua
• [16:14 May 14 2009]
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Visitors look at an electric car during the "Hannover Messe" industrial trade fair in Hanover, Germany, April 20, 2009. The world's leading fair for industrial technology, with about 6,150 exhibitors from 61 nations, opened to the public on Monday and runs till April 24 with Korea as this year's partner country. Clean energies as solar power and wind power are welcomed during the fair. (Xinhua/Luo Huanhuan)

A visitor passes by the exhibition stand of wind power during the "Hannover Messe" industrial trade fair in Hanover, Germany, April 20, 2009.(Xinhua/Luo Huanhuan)

An exhibitor (R) introduces solar power technique to a visitor during the "Hannover Messe" industrial trade fair in Hanover, Germany, April 20, 2009.(Xinhua/Luo Huanhuan)