J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
TCI (Shanghai) Development Co., Ltd.
Telephone021-67121386
Websitehttps://www.tcichemicals.com/CN/zh/
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Adamas Reagent, Ltd.
Telephone400-6009262 16621234537
Websitehttp://www.tansoole.com
jiliang chemicals
Telephone21-62165282 15801962796;
Websitehttp://www.jiliangchem.com
Beijing Isomersyn Technology CO;LTD
Telephone010-82954736 13391601435
Websitehttps://www.chemicalbook.com/supplier/10680452/1.htm
9ding chemical ( Shanghai) Limited
Telephone4009209199
Websitehttp://www.9dingchem.com
Shanghai GaoLang Chemical Technology Co., Ltd.
Telephone021-57340939 18017297327
Websitehttp://www.gaolangchemical.com/
Shanghai Yongye Biotechnology Co., Ltd.
Telephone86-021-61559134 15921386130
Websitehttp://www.shyongye.com
Nanjing Duolong Bio-tech Co.,Ltd.
Telephone 18905173768
Websitehttp://www.dolonchem.com
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Shanghai YuanYe Biotechnology Co., Ltd.
Telephone021-61312847; 18021002903
Websitehttp://www.shyuanye.com
Zhengzhou Huiju Chemical Co., Ltd.
Telephone0371-55900031 18137872243
Websitehttps://www.chemicalbook.com/supplier/11124122/
JinJin Le Chemical Co., Ltd
Telephone10106090
Websitehttp://www.jinjinlechem.com
Shanghai wencai New Material Technology Co., Ltd.
Telephone 15721586846
Websitehttp://wencai-nm.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com