Shanghai Chiral bio-compound co., Ltd.
Telephone021-5068 3667/17749785980/1029026415; 17749785980
Websitehttp://www.chiralmol.com/
Bejing Famous Pharmaceutical Technology Co., Ltd.
Telephone 15811073878
Websitehttp://www.peking-pharmacy.com
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd
Telephone0431-80514535 19917294565
Websitehttp://www.chemextension.com
Henan Alpha Chemical Co., Ltd.
Telephone0371-55013243 15324716602
Websitehttps://www.chemicalbook.com/supplier/24684125/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/