Shanghai Chiral bio-compound co., Ltd.
Telephone021-5068 3667/17749785980/1029026415; 17749785980
Websitehttp://www.chiralmol.com/
Shanghai Kaiwei Chemical Technology Co., Ltd.
Telephone021-58461859 15821823057
Websitehttp://www.aivichem.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Henan Weitesi Chemical Technology Co. LTD
Telephone0371-55135753 18003832934
Website
Shandong Dayou Pharmaceutical Research and Development Co., Ltd.
Telephonedayouchem@126.com 15165037910
Website