Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Shanghai Aladdin Bio-Chem Technology Co.,LTD
Telephone400-6206333 1316706386
Websitehttp://www.aladdin-e.com/
Shanghai YuanYe Biotechnology Co., Ltd.
Telephone021-61312847; 18021002903
Websitehttp://www.shyuanye.com
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400-6387771-6038 18902104717
Websitehttp://www.heowns.com
Shaanxi Dideu Medichem Co. Ltd
Telephone+86-029-89586680 +86-18192503167
Websitewww.dideu.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Baoji Didu Pharmaceutical and Chemical Co., Ltd
Telephone029-02961856358 15829236573
Website
Merck KGaA
Telephone(+86) 21 2033 8288
Websitehttp://www.sigmaaldrich.cn