ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Guangzhou Juntang Technology Co., Ltd
Telephone020-36607679 13502246435
Websitehttp://www.dmstandards.com
Molcoo Chemicals Inc.
Telephone 18274848843
Websitehttp://www.molcoo.com/
Hubei Qingbei Yunyan Pharmaceutical Technology Co., Ltd
Telephone 18162595016
Websitehttps://www.chemicalbook.com/supplier/25457231/
China National Standard Pharmaceutical Corporation Limited
Telephone +8615391658522
Websitehttps://www.standardpharm.org.cn/
