J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0.htm
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-83725681-603
Websitehttp://www.phystandard.com.cn
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Shanghai EFE Biological Technology Co., Ltd.
Telephone021-65675885 18964387627
Websitehttp://www.efebio.com
Xi'an Confluore Biological Technology Co., Ltd.
Telephone+86-156-80926068 +86-15680926068
Websitehttp://www.confluore.cn/
Shanghai Hongye Biotechnology Co. Ltd
Telephone400-9205774
Websitehttp://www.glpbio.cn/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
ChemeGen(Shanghai) Biotechnology Co.,Ltd.
Telephone 18818260767
Websitehttp://www.chemegen.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd
Telephone0431-80514535 19917294565
Websitehttp://www.chemextension.com
Shanghai Universal Biotech Co.,Ltd
Telephone15921930842 15921930842
Websitehttps://www.univ-bio.com/
Guangzhou Weihua Biotechnology Co., Ltd
Telephone020-020-37239396 18922492046
Websitehttp://www.weihuasw.com
Shanghai Easy CDMO Co.,Ltd
Telephone021-61734564
Website
Suzhou Haiben Pharmaceutical Co., Ltd
Telephone14760821013 13564957716
Website
Xian confluore Biological Technology Co., Ltd.
Telephone+86-15680926068 +86-15680926068
Websitehttp://www.confluore.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone +undefined18143011203
Websitehttp://www.chemextension.com/
