Shanghai XR Chemical Technology Co., Ltd.
Telephone021-31007982 18019432809;
Websitehttp://www.xrpharma.com
Amatek Scientific Co. Ltd.
Telephone0512-56316828 400-867-5858;400-867-5858
Websitehttp://www.amateksci.com
Changzhou Kechem Bio-Scientific Co., LTD.
Telephone0519-68985668 13685222090
Websitehttp://www.kechem.cn/
Sichuan BoYou Biotechnology Co., Ltd.
Telephone028-65791793 18140026355
Website
Hebei Yaocheng Pharmaceutical Technology Co. Ltd
Telephone19903117580 19903117510
Websitehttps://www.yaochengph.com