Chengdu HappySyn Pharmaceutical Technology Co., Ltd.
Telephone85114309 18982182443
Websitehttp://www.happysyn.com
Nanjing Becas pharmatech Ltd.
Telephone+86-13912903754 13912903754
Website
Changzhou Kechem Bio-Scientific Co., LTD.
Telephone0519-68985668 13685222090
Websitehttp://www.kechem.cn/
Weihai Huaixin Biotechnology Co., Ltd
Telephone 15662379806
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList174121/0_EN.htm
Sichuan BoYou Biotechnology Co., Ltd.
Telephone028-65791793 18140026355
Website