U.S. Office: 200 Brown Rd, #108, Fremont, CA 94539, U.S.A.

Tel : +1-510-656-3230

Fax : +1-510-656-3230

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Beijing Office: Ste 2340, Building 2, Zhongguancun Software Park,Haidian District, Beijing, P. R. China, 100094

Tel: +86-10-82826829 or +86-13910811153

Fax: +86-10-8282-6869

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Email: info@netspectrum.com