Goldsite Diagnostics Inc.

No. 3A & 4A Technology Building Annex, Zhaoshang Sub-District, Nanshan District, 518067 Shenzhen China Telephone +86 755 26890807 Fax +86 755 26890799 export@goldsite.com.cn http://www.goldsite.com.cn

Genrui Biotech Inc.

4-10F, Building 3, Geya Technology Park Guangming District, 518106 Shenzhen China Telephone +86 755 26835560 Fax +86 755 26678789 international@genrui-bio.com http://www.genrui-bio.com

General Meditech, Inc.

South 3/F, Kezhi 1st. Rd West, Science Park, Nanshan District, 518057 Nanshan China Telephone +86 755 26500757 Fax +86 755 26546285 sales@szmedtech.com http://www.szmedtech.com