Changzhou Hopschain Chemical Co.,Ltd.
Telephone85528066 13775048983
Websitehttp://www.hopschem.cn
Beijing xinyanhui pharmaceutical research and development co., LTD
Telephone 13969155946
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList710437/0_EN.htm
Block Chemical Technology (Shanghai) Co., Ltd.
Telephone021-20432219 13918097649
Websitehttp://www.acblock-lab.com
Taizhou Nanfeng Pharmaceutical Research Institute
Telephonenanfengpharma@126.co 18616377689
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1580880/0.htm
