J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone4006608290; 18621169109
Websitehttps://www.meryer.com/cn/index/
TCI (Shanghai) Development Co., Ltd.
Telephone021-67121386
Websitehttps://www.tcichemicals.com/CN/zh/
Shandong Xiya Chemical Co., Ltd
Telephone13355009207 13355009207
Websitehttp://www.xiyashiji.com
9ding chemical ( Shanghai) Limited
Telephone4009209199
Websitehttp://www.9dingchem.com
Chengdu Dianchun Technology Co., Ltd
Telephone400-1166-196 18502815961
Websitehttp://www.hx-r.com
Hebei Yanxi Chemical Co., Ltd.
Telephone +8617531190177
Websitehttps://www.chemicalbook.com/manufacturer/hebei-yanxi-chemical-283/
Dayang Chem (Hangzhou) Co.,Ltd.
Telephone571-88938639 +8617705817739
Websitehttps://www.dycnchem.com/
Guangdong Wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2886766 13927870850
Websitehttp://www.wj-chem.com
Changzhou Kechem Bio-Scientific Co., LTD.
Telephone0519-68985668 13685222090
Websitehttp://www.kechem.cn/
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Hebei Guanlang Biotechnology Co., Ltd.
Telephone+86-19930503259 +86-19930503259
Websitehttps://www.chemicalbook.com/manufacturer/hebei-guanlang-biotechnology/