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/
HangZhou YuHao Chemical Technology Co., Ltd.
Telephone0571-82693216
Websitehttp://www.yuhaochemical.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Shenzhen Regent Biochemical Technology Co., Ltd.
Telephone0755-0755-85201366 18938635012
Websitehttp://www.regentsciences.com/
Beijing OKA biological technology co., LTD
Telephone010-010-62971590 18548936886
Websitehttp://www.bjoka-vip.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Zhengzhou Alfa Chemical Co.,Ltd
Telephone +8618530059196
Websitehttps://www.chemicalbook.com/manufacturer/zhengzhou-alfa-chemical-276/
Dideu Industries Group Limited
Telephone+86-29-89586680 +86-15129568250
Websitehttps://www.dideu.com
Career Henan Chemica Co
Telephone+86-0371-86658258 15093356674;
Websitehttps://www.coreychem.com/
Chongqing Chemdad Co., Ltd
Telephone+86-023-61398051 +8613650506873
Websitehttp://www.chemdad.com/
Shaanxi Dideu Medichem Co. Ltd
Telephone+86-029-81138252 +86-18789408387
Websitehttps://www.chemicalbook.com/manufacturer/shaanxi-dideu-medichem-222/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Hubei Guangao Biotechnology Co., Ltd
Telephone027-027-59223056 18162699093
Websitehttp://www.guangaobio.com/
Hubei Wande Chemical Co., Ltd
Telephone027-59210159 15377098680
Websitehttp://www.wande-chem.com/
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Telephone 15229059051
Websitehttp://www.dideu.cn
Henan Alpha Chemical Co., Ltd.
Telephone0371-55013243 15324716602
Websitehttps://www.chemicalbook.com/supplier/24684125/
Shanghai Maclean Biochemical Technology Co., LTD
Telephone021-50706066 15221275939
Websitehttp://www.macklin.cn/