Henan Runfeng Catalyst Co. LTD
Telephone 15560227177
Websitehttp://www.runcatalysts.cn/
J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
TCI (Shanghai) Development Co., Ltd.
Telephone021-67121386
Websitehttps://www.tcichemicals.com/CN/zh/
BeiJing Hwrk Chemicals Limted
Telephone0757-86329057 18501085097
Websitehttp://www.hwrkchemical.com
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Nanjing Chemlin Chemical Co., Ltd
Telephone025-83697070
Websitehttp://www.echemlin.cn
Nanjin Cynthia chemicals Technology Co.,Ltd
Telephone0550-5618439 15951861180
Websitehttp://www.cynthiachem.com
T&W GROUP
Telephone021-61551611 13296011611
Websitehttp://www.trustwe.com/
Shanghai Jian Chao Chemical Technology Co., Ltd.
Telephone18017383231 18017383231
Websitehttp://www.antaeus-e.com/
Shanghai Incat Chemtech Co.,Ltd.
Telephone021-57603038 13601791340
Websitehttp://www.incatchem.com
Shanghai Aladdin Bio-Chem Technology Co.,LTD
Telephone18521735133 18521732826;
Websitehttp://www.aladdin-e.com/
Wuhan Kaymke Chemical Co., Ltd.,
Telephone027-87342388 18086026008
Websitehttps://www.kaymke.com
BeiJing Greenchem Technology Co.,Ltd.
Telephone13842764302; 13842764302
Websitehttp://www.bjgreenchem.com/index.html
Bide Pharmatech Ltd.
Telephone400-1647117 15221909166
Websitehttp://www.bidepharm.com
Beijing Guofang Dingsheng Technology Co., Ltd.
Telephone18610472091 18610472091
Websitehttp://www.gfdschem.com
Shaanxi Rock New Materials Co., Ltd.
Telephone917-917-8888777 18691746767
Websitehttp://www.bjrock.com/
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Watson Biotechnology Co.,Ltd
Telephone027-027-59207879 18140587686
Websitehttp://www.watsonbiotech.cn