Changzhou Hopschain Chemical Co.,Ltd.
Telephone85528066 13775048983
Websitehttp://www.hopschem.cn
Amatek Scientific Co. Ltd.
Telephone0512-56316828 400-867-5858;400-867-5858
Websitehttp://www.amateksci.com
Nanjing SynTitan Pharmaceutical Co., Ltd.
Telephone025-57027686 17372956142
Websitehttp://www.syntitan.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Suzhou bonei Biotechnology Co., Ltd
Telephone 13812661976
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1925330/0_EN.htm