Tower 10-208, N. 09, Tianfu Ave China Bio-Medicine Industry Park.Beijing, 100101 Beijing China Telephone +86-10-64897870 Fax +86-10-64897870 global@unidiaginc.com http://www.unidiaginc.com

P.O. Box 1, 102300 Beijing 1, Floor of Deshan Building, No. 7 Mei’, 102300 Beijing China Telephone +86 10 61869033 Fax +86 10 60865433 tsl1958@sina.com http://tsmcn.cn/

Tower 1A, No. 27 Chuangxin Rd. Tech. Park, Changping District, 102206 Beijing China Telephone +86 10 53855569 Fax +86 10 53855570 sales@succeeder.com.cn http://www.succeeder.com.cn

5/F Kuang Yi Building, No. 15 Hua Yuan Dong Lu, Haidian District, 100191 Beijing China Telephone +86 10 82012486 Fax +86 10 82012812 http://www.bsbe.com.cn

No. 25 East Road, Shangdi Information Industry Base, Haidian District, 100085 Beijing China Telephone +86 10 62980824 Fax +86 10 62982377 hanson@steellex.com http://www.steellex.com

B601, S.P Tower, Tsinghua Science Park, Haidian District, 100084 Beijing China Telephone +86 10 62703599 Fax +86 10 62703599 ext. 810 http://www.sonicmed.com.cn

2F Guojiadianwang No. 5 Liangshuiheyijie BDA, 100176 Beijing China Telephone +86 10 67881636202 Fax +86 10 67882250 bjss1999@263.net http://www.shiningsun.com.cn

Fengxiang Ave., Fengxiang Development Zone, Yangsong, Huairou District, 101400 Beijing China Telephone +86-10-61678701 Fax +86-10-61678702 lily@ruichengmedical.com http://www.ruichengmedical.com

3rd Floor, No. 1 Building, No. 7 Yard, Fengxian Middle Road, Haidian Dist., 100094 Beijing China Telephone (86 10) 5165 8220 Fax (86 10) 58711218 sales02@reswell.com.cn http://www.reswell.com.cn

Building 5, No. 11, Kechuang 14 Street, Economic-Technological Development Area, 100176 Beijing China Telephone +86-10-50928669 Fax +86-10-50960185 sumujie@quinovare.com http://www.quinovare.com