Zhang himself has a PhD in Engineering,

see his webpage

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• Frankly speaking, I don't think attoney can do anything for you, -legend_of_walker- ♂ (401 bytes) () 06/20/2006 postreply 12:42:40

• believe me, he enjoys money you paid. -itsfate- ♀ (0 bytes) () 06/20/2006 postreply 13:33:41