J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Artis Biotech Co. Ltd.
Telephone19138486554 18582380095
Websitehttp://www.artisbiotech.com/
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Chengdu Novel Biomedical Co., Ltd.
Telephone028-85255396 18302801538
Websitehttp://www.cd-novel.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Fan De(Beijing) Biotechnology Co., Ltd.
Telephone 15911056312
Websitehttp://www.bio-fount.com/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
PureChemland Co.,Ltd.
Telephone 19150123681
Websitehttp://www.purechemland.com/
Shanghai Yiyan Biotechnology Co. , Ltd.
Telephone021-69985186 13611928337
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1691458/0.htm
Nantong Hanfang Biotechnology Co. , Ltd.
Telephone 3674309880
Websitehttps://hanfangpharma@126.com
