Tongling HengYou Biotechnology Co., Ltd.
Telephone021-50426030 13856289449;13124863828
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16800/0_EN.htm
ShangHai Angti Biotechnology Co., Ltd.
Telephone 13764913901
Websitehttp://www.angtibio.com
Shanghai Changyan Chem & Tech Co., Ltd.
Telephone021-20242659 18930833303
Websitehttp://www.changyanchem.cn
Sichuan BoYou Biotechnology Co., Ltd.
Telephone028-65791793 18140026355
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList20202/0_EN.htm
CASNO Chem Ltd.
Telephone86-13710190520
Websitehttp://www.casnochem.com
Amel Pharmatech Corporation
Telephone027-888-4366503 13986279625
Websitehttp://www.amelpharmatech.com/
Henan Lien Chemical Products Co., Ltd.
Telephone0371-63357898 15378766539
Websitehttp://www.psaichem.com/
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/