J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Beijing Ouhe Technology Co., Ltd
Telephone010-82967028 13552068683
Websitehttp://www.ouhechem.com/
Chengdu HuaNa Chemicals Co., Ltd.
Telephone028-86612776; 13699069380
Websitehttps://www.chemicalbook.com/supplier/10130892/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Henan Lien Chemical Products Co., Ltd.
Telephone03716091-9097 13383857418
Websitehttp://www.psaichem.com/
