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
Nanjing Machido Pharmaceutical Technology Co., Ltd.
Telephone 19556085883
Websitehttps://www.machidopharma.com
Henan Alpha Chemical Co., Ltd.
Telephone0371-55013243 15324716602
Websitehttps://www.chemicalbook.com/supplier/24684125/
Guizhou Qianyi Technology Co., Ltd.
Telephone 16651422671
Website