JiNan QiYuan Biotechnology Co., Ltd
Telephone18766124282; 18766124282
Websitehttp://www.qychemical.com/
Shanghai Dingshi Pharmaceutical Technology Co., Ltd.
Telephone 15921634331
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList116362/0.htm
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone4008210725 4008210725
Websitehttps://www.leyan.com/
QUALITY CONTROL SOLUTIONS LTD.
Telephone0755-66853366; 13670046396
Websitehttps://www.qcsrm.com
Cato Research Chemicals Inc.
Telephone 13342851930
Websitehttps://www.cato-chem.com/