Shanghai T&W Pharmaceutical Co., Ltd.
Telephone+86 21 61551611
Websitehttp://www.trustwe.com
Shenzhen Regent Biochemical Technology Co., Ltd.
Telephone0755-85201366 18938635012
Websitehttp://www.regentsciences.com/
Shanghai Youde Chemical Technology Co., Ltd.
Telephone021-37910267 15821801668
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31283/0_EN.htm
Liaocheng Lebote Biopharmaceutical Technology Co., Ltd
Telephone0635-893290 18663513896;
Websitehttp://www.krechem.cn
Shandong benrite new chemical materials co.,ltd
Telephone0533-2866658 15615638350
Websitehttp://cn.benritechem.com/