J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
MQ (shanghai) Pharmaceuticals Co., Ltd.
Telephone 13761635123
Websitehttp://www.linyuepharm.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Zhengzhou Convergence Chemical Co. LTD
Telephone0371-53736046 13393710386
Websitehttps://www.chemicalbook.com/supplier/23627897/
Bide Pharmatech Ltd.
Telephone400-6005915
Websitehttps://www.picasso-e.com/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Henan Fangding Technology Co., LTD
Telephone 15670369782
Websitehttp://www.fundingchem.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone +undefined18143011203
Websitehttp://www.chemextension.com/