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/
Alfa Aesar
Telephone400-6106006
Websitehttp://chemicals.thermofisher.cn
TCI (Shanghai) Development Co., Ltd.
Telephone021-67121386
Websitehttps://www.tcichemicals.com/CN/zh/
9ding chemical ( Shanghai) Limited
Telephone4009209199
Websitehttp://www.9dingchem.com
Guangzhou Jhd Chemical Reagent Co., Ltd.
Telephone020-84383047
Websitehttp://www.jhd.com.cn
Shandong Ono Chemical Co., Ltd.
Telephone0539-6362799 20）
Websitehttp://www.onochem.com
9ding chemical ( Shanghai) Limited
Telephone021-021-52271985 17721149837
Websitehttp://www.9dingchem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
CHG Opto-Electronic Corporation Limited
Telephone 2537653158 16621191650
Websitehttps://www.uncinfo.cn
Shanghai Maclean Biochemical Technology Co., LTD
Telephone021-50706066 15221275939
Websitehttp://www.macklin.cn/
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone +86-18521732826
Websitehttp://www.aladdin-e.com/
ZhengZhou Edward Biology Co.,Ltd
Telephone 13298105281
Websitehttp://www.edwardbiology.cn
Mainchem Co., Ltd.
Telephone+86-0592-6210733
Websitehttps://www.mainchem.com
