JW & Y Pharmlab Co., Ltd.
Telephone021-64340559 13651849907;
Websitehttp://www.jwypharmlab.com.cn
Shanghai Carlow Chemicals Co., Ltd.
Telephone21-33526724 18930996265
Websitehttp://www.carlowchem.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone4008210725 4008210725
Websitehttps://www.leyan.com/
Aikon International Limited
Telephone 18626450290
Websitehttp://www.aikonchem.com
Zhengzhou Converging Chemical Co. LTD
Telephone0371-0371-53399770 18037166334
Websitehttps://www.chemicalbook.com/supplier/24218235/
https://hanhongsci.com/
Telephone021-54306202 18917919676
Websitehttps://www.hanhongsci.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone +undefined18143011203
Websitehttp://www.chemextension.com/