Shanghai Hong-chuang Pharma Tech Co., Ltd.
Telephone 18151128828
Websitehttp://www.hongchuangchem.com/
Changzhou Hopschain Chemical Co.,Ltd.
Telephone85528066 13775048983
Websitehttp://www.hopschem.cn
Taizhou Nanfeng Pharmaceutical Research Institute
Telephonenanfengpharma@126.co 13127117265
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1580880/0.htm
Block Chemical Technology (Shanghai) Co., LTD
Telephone021-20432219 13918097649
Websitehttps://www.acblock-lab.com
Kangyue Huilan Pharmaceutical Technology Co., Ltd
Telephone028-81092800 17323275954
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList195458/0_EN.htm