Henan Aosman Biotechnology Co., LTD
Telephone13761588971 17719817155
Websitehttp://www.osmanbio.com/contact.html
Chengdu Feibai Pharmaceutical Co., Ltd.
Telephone028-84641798 18782128315
Websitehttp://www.arkpharm.com
Shanghai Sunway Pharmaceutical Technology Co.,Ltd.
Telephone13761987713; 13761987713
Websitehttps://www.sunwaypharm.cn
Hebei Yaocheng Pharmaceutical Technology Co. Ltd
Telephone19903117580 19903117510
Websitehttps://www.yaochengph.com
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/