Beijing YouHen Silicon and Germanium Semiconductor Material Co., Ltd

We are offering to sell Silicon, Germanium And Semiconductor Materials.
Supply 3 N, 4N, 5N, 6N metal silicon, polycrystalline silicon solar energy ..read more

From: Beijing YouHen Silicon and Germanium Semiconductor Material Co., Ltd
Posted on: 7/24/2008 8:59:49 PM
Expiring On: 1/20/2009 8:59:49 PM
Days Left: (13 days to go!)

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