1. Wuhan Yekaitai Pharmaceutical Co., Ltd., Hubei Province
2. Yingcheng Huaxin Potassium Iodate Co., Ltd. (GMP)
3. Qianjiang, Hubei Province Siwei Amino Acid Co., Ltd. (formerly Qianjiang Amino Acid Factory) (GMP)
4. Hubei Changyang Bizhike Pharmaceutical Co., Ltd. (Changyang Pharmaceutical Factory)
5. Hubei Fuxing Pharmaceutical Co., Ltd. (GMP)
6. Hubei Myerya (Group) Meisheng Pharmaceutical Co., Ltd. (formerly Huangshi Second Pharmaceutical Factory) (GMP)
7. Hubei Wu Xunda Pharmaceutical Co., Ltd. (GMP)
8. Hubei Encyclopedia Saponin Co., Ltd.
9. Hubei Wanli Pharmaceutical Co., Ltd. (formerly Linli County Pharmaceutical Factory)
10. Hubei Bafeng Pharmaceutical and Chemical Co., Ltd. (Bafeng National Pharmaceutical and Chemical Corporation) (GMP)
11. Hubei Huangshi Huacheng Pharmaceutical Co., Ltd. (formerly Hengdi Pharmaceutical Co., Ltd.)
12. Hubei Province Jingzhou City Sanonda Jianghan Pharmaceutical Co., Ltd.
13. Hubei Yichang City Gezhouba Pharmaceutical Factory
14. Hubei Keyi Pharmaceutical Co., Ltd. Wuchang Branch
15. Hubei Province Lichuan Yangming Pharmaceutical Co., Ltd.
16. Hubei Province Yikang Pharmaceutical Factory (GMP)
17. Hubei Province Wuhan Baixin Pharmaceutical Co., Ltd. (GMP)
18. Hubei Lichuan Xianglian Pharmaceutical Co., Ltd. (Lichuan Pharmaceutical Factory) (GMP)
19. Hubei Province Wuhan Hongtaokaijinquan Pharmaceutical Co., Ltd. (GMP)
20. Hubei Province Wuhan Xishibao Pharmaceutical Co., Ltd.
21. Hubei Province Wall Pharmaceutical Co., Ltd.
22. Hubei Province Wuhan Tiantian Pharmaceutical Co., Ltd. (GMP)
23. Hubei Province Wuhan Yizhihua Industrial Co., Ltd.
24. Hubei Huquan Pharmaceutical Co., Ltd. (formerly Huquan Pharmaceutical Factory) (GMP)
25. Hubei Jingmen Meibao Pharmaceutical Co., Ltd. (formerly Chuzhong Pharmaceutical Co., Ltd.) (GMP)
26. Wuhan United Pharmaceutical Co., Ltd. (GMP)
27. Hubei Bangyu Pharmaceutical Co., Ltd. (GMP)
28. Hubei Sanwei Pharmaceutical Limited liability company
29. Hubei Jiantang Pharmaceutical Co., Ltd. (formerly Honghu Biochemical Pharmaceutical Factory) (GMP)
30. Hubei Yuzhu Pharmaceutical Co., Ltd. (formerly Luo Luo Tian County Jinluo Pharmaceutical Factory) (GMP)
. . .
There are many others. Look at the website I gave you. There are contact information and business operations of each company.