Hangzhou Sage Chemical Co., Ltd.
Telephone+86057186818502 13588463833
Websitehttp://www.sagechem.com/
Shanghai Leto Pharmatech Co.,Ltd.
Telephone 18016401466
Websitehttp://www.letopharm.com
Shanghai Kaiwei Chemical Technology Co., Ltd.
Telephone021-58461859 15821823057
Websitehttp://www.aivichem.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone4008210725 4008210725
Websitehttps://www.leyan.com/
Shanghai Sunway Pharmaceutical Technology Co.,Ltd.
Telephone021-51816796-820 13611835272
Websitehttp://www.sunwaypharm.com/
Beijing Solarbio Science & Tecnology Co., Ltd.
Telephone010-50973130 17801761073
Websitehttps://www.solarbio.com/
Shanghai Yifei Biotechnology Co. , Ltd.
Telephone021-65675885 18964387627
Websitehttp://www.efebio.com
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85563444 15850508050
Websitehttp://www.synzest.com
Cato Research Chemicals Inc.
Telephone 13342851930
Websitehttps://www.cato-chem.com/
Jiangsu Aikon Biopharmaceutical R&D Co.,Ltd
Telephone 13915962545
Websitehttps://www.aikonchem.com/