J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Tetranov Biopharm
Telephone 13526569071
Websitehttp://www.leadmedpharm.com/index.html
Tianjin Anhao Biological Technology Co., Ltd.
Telephone
Websitehttp://www.glsyntech.com
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Changzhou Hopschain Chemical Co.,Ltd.
Telephone0519-85528066 13775048983
Websitehttp://www.hopschem.com/
SynthonTech.
Telephone 13674959855
Websitehttp://www.synthontech.com/
Shanghai Amico Chemicals Co. LTD
Telephone 18019252918
Websitehttp://www.amkchem.com 微信:17321281695
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Huayin Sample Biological Technology Co. LTD
Telephone 13892502238
Website
https://hanhongsci.com/
Telephone021-54306202 18917919676
Websitehttps://www.hanhongsci.com/