Changzhou Hopschain Chemical Co.,Ltd.
Telephone85528066 13775048983
Websitehttp://www.hopschem.cn
Sichuan BoYou Biotechnology Co., Ltd.
Telephone028-65791793 18140026355
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList20202/0_EN.htm
Xi'an Zhenghao Biotechnology Co., Ltd
Telephone 19829389091
Websitehttps://www.chemicalbook.com/supplier/23951237/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Xi'an Ruicheng Pharmaceutical Technology Co., Ltd
Telephone18220540598; 18291828687
Website
