Beijing Yisiyan Technology Research Center
Telephone010-56645598 13366904824;
Websitehttp://www.bjkaida.cn
Shanghai Chaolan Chemical Technology Center
TelephoneQQ:65489617 13301690235
Websitehttp://www.atkchemical.com/
Chengdu Feibai Pharmaceutical Co., Ltd.
Telephone028-84641798 18782128315
Websitehttp://www.arkpharm.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Xi'an Ruicheng Pharmaceutical Technology Co., Ltd
Telephone18220540598; 18291828687
Website
Shandong Dayou Pharmaceutical Research and Development Co., Ltd.
Telephonedayouchem@126.com 15165037910
Website
Hebei Yaocheng Pharmaceutical Technology Co. Ltd
Telephone19903117510 19903117580
Websitehttps://www.yaochengph.com