shanghai cooperpharm co.,LTD .
Telephone+86-021-58975553
Websitehttp://www.cooperpharm.com
Shanghai Pleikon Chemical Technology Co., Ltd
Telephone021-54321516 17717324060
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31444/0_EN.htm
Shanghai Kaiwei Chemical Technology Co., Ltd.
Telephone021-58461859 15821823057
Websitehttp://www.aivichem.com
Zhengzhou convergence chemical co., LTD
Telephone037155153829 18003835034
Websitehttps://www.chemicalbook.com/supplier/24021783/
Shanghai He-H Chemical Technology Co., Ltd
Telephone 18621911604
Websitehttp://heh-chem.com/