Sichuan Wei Keqi Biological Technology Co., Ltd.
Telephone028-81700200 18116577057
Websitehttp://www.weikeqi-biotech.com
Shanghai Hongye Biotechnology Co. Ltd
Telephone400-9205774
Websitehttp://www.glpbio.cn/
ChemeGen(Shanghai) Biotechnology Co.,Ltd.
Telephone 18818260767
Websitehttp://www.chemegen.com
Shanghai Universal Biotech Co.,Ltd
Telephone 18768175414
Websitehttps://www.univ-bio.com/
Shanghai Yifei Biotechnology Co. , Ltd.
Telephone021-65675885 18964387627
Websitehttp://www.efebio.com
Hubei Qingbei Yunyan Pharmaceutical Technology Co., Ltd
Telephone18162595016; 18162595016
Websitehttps://www.chemicalbook.com/supplier/25457231/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
SHANGHAI ZZBIO CO., LTD.
Telephone15102117276 19921389125
Websitehttps://www.zzsrm.cn/
China National Standard Pharmaceutical Corporation Limited
Telephone +8615391658522
Websitehttps://www.standardpharm.org.cn/