Hangzhou Sage Chemical Co., Ltd.
Telephone+86057186818502 13588463833
Websitehttp://www.sagechem.com/
Shenzhen Regent Biochemical Technology Co., Ltd.
Telephone0755-85201366 18938635012
Websitehttp://www.regentsciences.com/
Hubei Xinyuanshun Pharmaceutical Chemical Co., Ltd.
Telephone027-51831887 15337167856
Websitehttp://show.chemicalbook.com/hbxinyuanshun
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone 13675144456
Websitehttp://www.synzest.com
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
SHANGHAI ZZBIO CO., LTD.
Telephone18019219489 18901678489
Websitehttps://www.zzsrm.cn/
Shanghai meikai technology co., ltd
Telephone021-68689288 15300790979
Websitehttps://www.mkbio.com.cn/
Zhejiang Tianmei Bioengineering Co., Ltd.
Telephone 19967302939
Website