Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Hubei Yangxin Medical Technology Co., Ltd.
Telephone 15374522761
Websitehttp://www.standardpharm.com
Molcoo Chemicals Inc.
Telephone 18627756402
Websitehttp://www.molcoo.com/
Hubei Qingbei Yunyan Pharmaceutical Technology Co., Ltd
Telephone18162595016; 18162595016
Websitehttps://www.chemicalbook.com/supplier/25457231/
ShenZhen H&D Pharmaceutical Technology Co., LTD
Telephone 13217415044
Websitehttps://www.hdimpurity.com/