Shanghai Changyan Chem & Tech Co., Ltd.
Telephone021-021-20242659 18930833303
Websitehttp://www.changyanchem.com
ShangHai Biochempartner Co.,Ltd
Telephone17754423994 17754423994
Websitehttps://www.biochempartner.com
Twochem Co.Ltd.
Telephone021-58111628 15800915896
Websitehttp://cn.twochem.com
Tianjin Kaifu Pharmaceutical Technology Co., Ltd.
Telephone18081075745
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31177/0.htm
Shanghai Fuyi Biological Technology Co., Ltd.
Telephone 18096642264
Websitehttp://www.foreversyn.com