J & K SCIENTIFIC LTD.
Telephone 18210857532
Websitehttps://www.jkchemical.com
Beijing FYF Chemicals Co., Ltd
Telephone010-57903446 15869909019
Websitehttp://www.fyfchem.com
Yantai ShengKailun Chemical Technology Co., Ltd.
Telephone 13356901049
Websitehttp://www.sklnchem.cn
Career Henan Chemica Co
Telephone+86-0371-86658258 +8613203830695
Websitehttps://www.coreychem.com/
Shanghai Kaiwei Chemical Technology Co., Ltd.
Telephone021-58461859 15821823057
Websitehttp://www.aivichem.com
Chongqing Xinboyao Biological Technology Co., LTD
Telephone 19122915778
Websitehttp://www.chongqingxinboyaobiotech.com
Yantai Sheng Kai Lun Biological Products Co. , Ltd.
Telephone 13356901049
Websitehttps://www.sklnchem.cn
Changzhou Qianai Biotechnology Co., Ltd
Telephone051915240519135 13961152745
Website
Jiangsu Aikon Biopharmaceutical R&D Co.,Ltd.
Telephone025-66061636 18013972705
Websitehttps://www.aikonchem.com/
Merck KGaA
Telephone21-20338288
Websitehttp://www.sigmaaldrich.cn
Heze Shuying Biotechnology Co., Ltd.
Telephone 18553078733
Website
ATK CHEMICAL COMPANY LIMITED
Telephone+undefined-21-51877795
Websitehttp://www.atkchemical.com
Mainchem Co., Ltd.
Telephone+86-0592-6210733
Websitehttps://www.mainchem.com
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com