HangZhou YuHao Chemical Technology Co., Ltd.
Telephone0571-82693216
Websitehttp://www.yuhaochemical.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Taizhou GreenChem Pharmaceutical Co., Ltd.
Telephone0514-86654616 15366892466
Websitehttp://www.tzglmk.com
Shanghai alkynechem Co., Ltd.
Telephone086-021-15821262312 15821262312
Websitehttp://www.alkynechem.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Taizhou GreenChem Pharma-Tech Co.,Ltd
Telephone 15366892466
Websitehttp://www.tzglmk.com/
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone +86-18521732826
Websitehttp://www.aladdin-e.com/