Henan Lien Chemical Products Co., Ltd.
Telephone03716091-9097 13383857418;
Websitehttp://www.psaichem.com/
Shanghai TenSus Biotechnology Co., Ltd.
Telephone021-50895067 18616507272;13681616114;15020344067
Websitehttp://www.tqbiotech.com.cn/
Zhengzhou Convergence Chemical Co. LTD
Telephone 13393710386
Websitehttps://www.chemicalbook.com/supplier/23627897/
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd
Telephone043180534350 19917294565
Websitehttp://www.chemextension.com
Shanghai Haohong Scientific Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/