Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Bide Pharmatech Ltd.
Telephone400-6005915
Websitehttps://www.picasso-e.com/
Shanghai Tengjun Biotechnology Co. LTD
Telephone 19821570922
Websitehttp://www.aiyansci.com/
Hefei Molybdenum Kai Pharmaceutical Technology Co., Ltd
Telephone18001872185; 18001872185
Websitehttp://www.yxjchem.com/
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/