Shanghai Chaolan Chemical Technology Center
Telephone021-QQ：65489617 15618227136
Websitehttp://www.atkchemical.com/
SuZhou JianHua Pharmaceutical Co. Ltd
Telephone 13666392288
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1272953/0.htm
Zhengzhou convergence chemical co., LTD
Telephone0371-0371-55153829 18003835034
Websitehttps://www.chemicalbook.com/supplier/24021783/
Shanghai Easy CDMO Co.,Ltd
Telephone021-61734564
Website
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
