J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400 638 7771
Websitehttp://www.heowns.com
Thermo Fisher Scientific
Telephone800-810-5118
Websitehttp://www.thermo.com.cn
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Changzhou Kechem Bio-Scientific Co., LTD.
Telephone0519-68985668 13685222090
Websitehttp://www.kechem.cn/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725 17717813675;
Websitehttps://www.leyan.com/
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone +86-18521732826
Websitehttp://www.aladdin-e.com/
Baoji Didu Pharmaceutical and Chemical Co., Ltd
Telephone029-81148929 13186179623
Websitehttps://www.dideu.com