Shanghai Synthfine Chemical Co.,Ltd
Telephone 15921303235
Websitehttp://www.synthfine.com
Ningbo Benkang jishi Pharmaceutical Technology Co., Ltd.
Telephone 15990591583
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1449608/0_EN.htm
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Shanghai Yaoheping Biopharmaceutical Technology Co., Ltd
Telephone57540919 13120888836
Website
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/