Nanjing Chemlin Chemical Co., Ltd
Telephone025-83697070 13770331960
Websitehttp://www.echemlin.cn
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Shanghai YuZn Pharm. Technology Co.,Ltd.
Telephone15921286451; 15921286451
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList642122/0_EN.htm
Shanghai Yanbang Pharmaceutical Technology Co., Ltd
Telephone 15618536883
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList614748/0_EN.htm