Amatek Scientific Co. Ltd.
Telephone0512-56316828 4008675858
Websitehttp://www.amateksci.com
Aikon International Limited
Telephone025-58859352 13913916777
Websitehttp://www.aikonchem.com
Neostar United (Changzhou) Industrial Co., Ltd.
Telephone+86-0519-85551759
Websitehttp://www.neostarunited.com
Zhengzhou Deyuankai Chemical Co., LTD
Telephone 17837139533
Websitehttps://www.chemicalbook.com/supplier/24676015/
SHAANXI?DIDEU?MEDICHEM CO.LTD
Telephone17691182729 17392216275
Website
Shanghai alkynechem Co., Ltd.
Telephone086-021-15821262312 15821262312
Websitehttp://www.alkynechem.com
Shanghai Scibiotron Pharmaceutical Co., Ltd
Telephone+86-16621589600
Websitewww.scibiotron.com
SHANGHAI YOUNG-CHEM CHEMICAL CO., LTD.
Telephone 13817489192
Websitehttp://www.ychemchemical.com/
Aromsyn Co., Ltd.
Telephone+86-0571-85585865 +86-13336024896
Websitehttps://www.aromsyn.com/