Amatek Scientific Co. Ltd.
Telephone0512-56316828 4008675858
Websitehttp://www.amateksci.com
Binhai gill polypeptide co. LTD
Telephone021-61263389 13524856427
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList326362/0_EN.htm
Henan Lien Chemical Products Co., Ltd.
Telephone0371-63357898 15378766539
Websitehttp://www.psaichem.com/
DONBOO AMINO ACID COMPANY
Telephone 13063595538
Websitehttp://www.donboo.com/
Henan Mengtai Pharmaceutical Technology Co., Ltd
Telephone17634413542
Websitehttps://www.mengtaichem.com