ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Shijiazhuang yaoBo Pharmaceutical Co., Ltd.
Telephone 15633056635
Websitehttp://www.yaoboyiyao.com/
SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD
Telephone0755-0755-0755-83725350 13380397412
Websitehttp://www.sincopharmachem.com/
QUALITY CONTROL SOLUTIONS LTD.
Telephone0755-66853366; 13670046396
Websitehttps://www.qcsrm.com
WEITIXIHAUGONG
Telephone0371-53370800 18037197114
Website
Wuhan Brin Technology Co., Ltd.
Telephone3456065315 13260619011
Websitehttp://www.bulin.xyz/Index.htm
Nanjing Huanuo Biomedical Technology Co., Ltd
Telephone 18913906212
Websitehttp://www.hnstandards.com/
Nantong Hanfang Biotechnology Co. , Ltd.
Telephonehanfangpharma@126.com; 18616537568
Websitehttps://hanfangpharma@126.com
Woerjiming (Beijing) Technology Development Institute
Telephone 18610294897
Websitehttps://www.woerjiming.cn
Cato Research Chemicals Inc.
Telephone 18933936954
Websitehttps://www.catorm.com/
Shanghai Daken Advanced Materials Co.,Ltd
Telephone+86-2158073036
Websitehttps://www.dakenchem.com/
Guangzhou CATO Research Chemicals Inc.
Telephone+86-020-81960175-617 +8615602392859
Websitehttps://www.cato-chem.com/