Shanghai Suifu Chemical Technology CO.,LTD.
Telephone33738187 19945655289
Websitehttp://www.suifuhuagong.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
Shandong Dayou Pharmaceutical Research and Development Co., Ltd.
Telephonedayouchem@126.com 15165037910
Website
Shanghai Daken Advanced Materials Co.,Ltd
Telephone+86-2158073036
Websitehttps://www.dakenchem.com/