J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Energy Chemical
Telephone400-0056266
Websitehttp://www.energy-chemical.com
https://www.shachemlin.cn/
Telephone68080707 15021879576
Websitehttps://www.shachemlin.cn/
Shaanxi Dideu Medichem Co. Ltd
Telephone81148925 17391631969
Website
TLC Pharmaceutical Standards Ltd.
Telephone 18012923235
Websitehttps://www.tlcstandards.com/