Hubei Yangxin Medical Technology Co., Ltd.
Telephone 15374522761
Websitehttps://www.standardpharm.org.cn/
Nanjing wangzhixing Pharmaceutical Technology Co., Ltd
Telephone 18569809817
Websitehttp://www.wzxchem.com
Shanghai YuZn Pharm. Technology Co.,Ltd.
Telephone15921286451; 15921286451
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList642122/0_EN.htm
Guangzhou Zhenlin Pharmaceutical Technology Co., Ltd
Telephone020-18102736 13622807357
Website
Cato Research Chemicals Inc.
Telephone81960175 18933936954
Websitehttps://www.cato-chem.com/