1.Bayer HealthCare Ltd.
2.China Beijing Tongrentang (Group) Co.
3.Yuekang Pharmaceutical Group Co.
4.Beijing Shuanghe Pharmaceutical Co.
5.Beijing Tide Pharmaceuticals Co.
6.Beijing Kexing Ltd.
7. Sanofi Aventis (Beijing) Pharmaceutical Co.
8. Beijing Zizhu Pharmaceutical Co.
9. Lepu (Beijing) Medical Devices Co. Ltd.
12.Beijing Shuanglu Pharmaceutical Co.
13.Beijing Saike Pharmaceutical Co.
14.Baitai Biopharmaceutical Co.
15.Kangchen Pharmaceutical Co.
16.Beijing Beilu Pharmaceutical Co.
17.Beijing Yiling Pharmaceutical Co. G20 Potential Enterprises:
18.Yangzijiang Pharmaceutical Group Beijing Haiyan Pharmaceutical Co.
19.Wansheng Pharmaceutical Co.
20.Beijing Minhai Biotechnology Co.
21.Beijing Progeny Bio-technology Development Co.
22.Aodha International Biotechnology Co.
23. >23.Beijing Yisheng Pharmaceutical Co.