Eastbang Pharmaceuticals Technology Co., Ltd.
Telephone+86 (20) 28996708,29078958,28139708,29076128,28133708,28139728,28139738,28133718,021-31663278,021-31663578,021-60538387
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13633/0.htm
Shanghai Changyan Chem & Tech Co., Ltd.
Telephone021-20242659 18930833303
Websitehttp://www.changyanchem.cn
AFINE CHEMICALS LIMITED
Telephone+86-0571-85134551
Websitehttp://www.afinechem.com/index.html
Shanghai Longyu Biotechnology Co., Ltd.
Telephone +8619521488211
Websitehttps://www.chemicalbook.com/manufacturer/shanghai-longyu-biotechnology-164/
Wuhan Yingnuo Pharmaceutical Technology Co., Ltd.
Telephone+86-027-59232304 15387063101
Websitehttps://www.yingnor.com/