J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Energy Chemical
Telephone 400-0056266 18918157536;
Websitehttp://www.energy-chemical.com
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400 638 7771
Websitehttp://www.heowns.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684;
Websitehttps://www.rrkchem.com
career henan chemical co
Telephone+86-0371-86658258
Websitehttp://www.coreychem.com
Shanghai Yingxin laboratory equipment Co., Ltd
Telephone021-021-59178156 15300768757
Websitehttp://www.yingxinbio.com/
Shanghai Guchen Biotechnology Co., LTD
Telephone021-34675735 19147740836
Websitehttp://www.shgcsw-edu.com
Baoji Didu Pharmaceutical and Chemical Co., Ltd
Telephone029-029-81148929 17792602132
Websitehttps://www.dideu.com
Pushan Industry (Shaanxi) Co., Ltd
Telephone029-81310890 18165209495
Websitehttps://www.pushanshiye.com
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com
