J & K SCIENTIFIC LTD.
Telephone 18210857532
Websitehttps://www.jkchemical.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shanghai Ruipu Medical Technology Co., Ltd
Telephone 15895968936
Websitehttp://www.ruipupharma.com/
Beijing Jin Ming Biotechnology Co., Ltd.
Telephone010-60605840 15801484223;
Websitehttp://www.jm-bio.com/
Jiangsu Nanchuang Chemical and Life Health Research Institute Co., Ltd.
Telephone 15720605021
Websitehttp://www.jsnchem.com/
Shanghai Jieshikai Biotechnology Co. , Ltd.
Telephone021-57520305 15801958784
Websitehttps://www.jskchem.com
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-025-66113011 18626450290
Websitehttp://www.aikonchem.com
Merck KGaA
Telephone21-20338288
Websitehttp://www.sigmaaldrich.cn