Changzhou Hopschain Chemical Co.,Ltd.
Telephone85528066 13775048983
Websitehttp://www.hopschem.cn
Shijiazhuang lidkang pharmaceutical technology co., ltd.
Telephone 15833219835
Websitehttp://sjzeverchem.com/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Biosynth Biological Technology (Suzhou) Co Ltd
Telephone 51288865780
Websitehttp://www.biosynth.com
Hebei Yaocheng Pharmaceutical Technology Co. Ltd
Telephone19903117580 19903117510
Websitehttps://www.yaochengph.com