Beijing No. 5 Ti Bei Lu, Feng Beijing

Guofeng Tongda Technology Incubator Center

Room 109

Fengtai District, Beijing

China

Tel: +86 10 63804220

Fax: +86 10 63822556

Email: yuhengfeng@vip.163.com

Web: www.yuhengfengbio.com

54B112-115, 100 Handan RD

Yangpu District, Shanghai

China

Toll-free: 400-038-9959

Tel: +86 21-5126-2076

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No.15 South Hongjunying Road,

Chaoyang District, Beijing,

China

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Email: bj_info@dakewe.net

Web: www.bio-city.net