Chengdu Feibai Pharmaceutical Co., Ltd.
Telephone028-84641798 18782128315
Websitehttp://www.arkpharm.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone4008210725 4008210725
Websitehttps://www.leyan.com/
Yantai Shengkailun Chemical Technology Co., Ltd.
Telephone18363811467 18363811467
Websitehttps://www.sklnchem.cn
Nanjing SynTitan Pharmaceutical Co., Ltd.
Telephone25-57027686 17372956142
Websitehttp://www.syntitan.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone +undefined18143011203
Websitehttp://www.chemextension.com/