J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
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
Hangzhou Yuhao Chemical Technology Co., Ltd
Telephone0571-82693216
Websitehttp://www.chemyuhao.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Yantai ShengKailun Chemical Technology Co., Ltd.
Telephone 13356901049
Websitehttp://www.sklnchem.cn
Aikon International Limited
Telephone025-66028182 18112977050
Websitehttp://www.aikonchem.com
Unipharm pharmaceutical industry Co., Ltd
Telephone536-8266195 +8613953676784
Websitehttp://www.unipharm-sd.com/
Career Henan Chemica Co
Telephone+86-0371-86658258 15093356674;
Websitehttps://www.coreychem.com/
CONIER CHEM AND PHARMA LIMITED
Telephone +8618523575427
Websitehttp://www.conier.com/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Baoji Didu Pharmaceutical and Chemical Co., Ltd
Telephone17691182729 15991417702
Websitehttps://www.dideu.com
Mainchem Co., Ltd.
Telephone+86-0592-6210733
Websitehttps://www.mainchem.com
