Amatek Scientific Co. Ltd.
Telephone0512-56316828 400-867-5858;400-867-5858
Websitehttp://www.amateksci.com
Binhai gill polypeptide co. LTD
Telephone021-61263389 13524856427
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList326362/0_EN.htm
Aikon International Limited
Telephone 17714375163
Websitehttp://www.aikonchem.com
BEIJING ECHIRAL MED TECH DVLP
Telephone 18518619637
Websitehttp://www.echiral.com
Beijing Famous Pharmaceutical Technology Co., Ltd
Telephone 15811073878
Websitehttp://www.peking-pharmacy.com