Changzhou PBpharmaceutical R&D Co.,Ltd
Telephone0519-83990708
Websitehttp://www.pbpharm.com
Zhengzhou Huiju Chemical Co., Ltd.
Telephone0371-0371-55900031 18137872243
Websitehttps://www.chemicalbook.com/supplier/11124122/
https://hanhongsci.com/
Telephone021-54306202 18917919676
Websitehttps://www.hanhongsci.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
Aikon International Limited
Telephone025-58851090 13408877820
Websitehttps://www.aikonchem.com/