Fresenius Cabi (Wuhan) Pharmaceutical Co., Ltd.
Inner Mongolia Puin Pharmaceutical Co., Ltd.
Kanghong Saijin (Chengdu) Pharmaceutical Co., Ltd.
Changzhou Fangyuan Pharmaceutical Co., Ltd.
Gansu Nongken Pharmaceutical Alkali Factory Co., Ltd.
Sinopharm Group Guorui Pharmaceutical Co., Ltd.
Hainan Changan International Pharmaceutical Co., Ltd.
Shanghai Weizhisu Amino Acid Co., Ltd
Lizhu Pharmaceutical Group Co., Ltd.