1, Beijing Kangbide Pharmaceutical Co., Ltd.
2. Beijing Tongrentang Pharmaceutical Co., Ltd..
3. Beijing Minhai Biotechnology Co., Ltd..
4. Beijing Veterinary Biopharmaceutical Factory
5. Beijing Yiling Pharmaceutical Co., Ltd..
6. Beijing Honghuixin Pharmaceutical Technology Co., Ltd..
7. Beijing National Medicine Longli Technology Co., Ltd.
8. Beijing Zizhu Pharmaceutical Co., Ltd.
9. Beijing Yisheng Xingye Biopharmaceutical Co., Ltd..
10, Peking Union Medical College Pharmaceutical Factory