Changzhou Kechem Bio-Scientific Co., LTD.
Telephone0519-68985668 13685222090
Websitehttp://www.kechem.cn/
Hangzhou Hongxi Biomedical Technology Co., LTD
Telephone 18989489206
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1059007/0_EN.htm
Hangzhou Boloko Biotechnology Co., LTD
Telephone13757158499; 13757158499
Websitehttps://www.chemicalbook.com/supplier/25873909/
SHAANXI?DIDEU?MEDICHEM CO.LTD
Telephone17691182729 17392216275
Website
Aromsyn Co., Ltd.
Telephone+86-0571-85585865 +86-13336024896
Websitehttps://www.aromsyn.com/