| Bayer HealthCare Pharmaceuticals: Bayer HealthCare Pharmaceuticals is the pharmaceutical division of Bayer HealthCare AG. |
| Qingfeng Pharmaceutical Group: Qingfeng Pharmaceutical Chemical Co.,Ltd., is a joint-stock enterprise controlled by Xi'an Qinghhua Group subordinate to China North Industries Group Corporation. |
| Guizhou Yibai Pharmaceutical Co., Ltd.: Guizhou Yibai Pharmaceutical Co., Ltd. is a high-tech enterprise integrating the research, development, production and sale of new drugs. |
