Tianjin Derchemist Science & Technology Co., Ltd.
Telephone22-58627059 13920586291
Websitehttp://www.derchemist.com
Zhengzhou Convergence Chemical Co. LTD
Telephone 13393710386
Websitehttps://www.chemicalbook.com/supplier/23627897/
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-025-66113011 15955137747
Websitehttp://www.aikonchem.com
SHAANXI?DIDEU?MEDICHEM CO.LTD
Telephone17691182729 17392216275
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DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com