J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0.htm
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Beijing Taiya Jie Technology Development Co., Ltd.
Telephone021-33690831-8001 13552411790
Websitehttp://www.tyj-chem.com/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com