Amatek Scientific Co. Ltd.
Telephone0512-56316828 400-867-5858;400-867-5858
Websitehttp://www.amateksci.com
Shandong Welt Chem. Co.,Ltd.
Telephone531-87153728 13805401165
Websitehttp://www.jinandayuchem.com
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-025-66113011 15955137747
Websitehttp://www.aikonchem.com
Jinan Rongke Pharmaceutical Co., Ltd.
Telephone 18615606162
Websitehttps://www.chemicalbook.com/supplier/138789123/
Sichuan Biosynce Pharmatech Co., Ltd.
Telephone
Websitehttp://www.biosynce-product.com