Shanghai RenYue Chemical Technology Co., Ltd.
Telephone021-62219190; 18321139117
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList17164/0_EN.htm
Changzhou Hopschain Chemical Co.,Ltd.
Telephone85528066 13775048983
Websitehttp://www.hopschem.cn
Shanghai Haohong Scientific Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Nantong Weinedi Pharmaceutical Technology Co., Ltd
Telephone 18071612016
Website
Shanghai Morui Chemical Technology Co., Ltd
Telephone13382110328 15255501563
Websitehttp://www.mo-ri.cn/