J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.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 TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Sino-Biochemical Laboratory Co., Ltd.
Telephone21-21-31590156 13042155638
Websitehttp://www.sino-biochemlab.com
Shanghai Chuangtuo BioTechnology Co., Ltd.
Telephone021-64301660 18121244935
Websitehttp://www.chuangtuobio.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Shenzhen Regent Biochemical Technology Co., Ltd.
Telephone0755-0755-85201366 18938635012
Websitehttp://www.regentsciences.com/
Aikon International Limited
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Hebei Chuanghai Biotechnology Co,.LTD
Telephone +86-13131129325
Websitewww.chuanghaibio.com
Shanghai Chuangtuo Biotechnology Co., Ltd.
Telephone021-64301660 18121334283
Websitehttp://www.chuangtuobio.com
Accela ChemBio Co.,Ltd.
Telephone021-50795510 4000665055
Websitehttp://www.shao-yuan.com
Fuxin Pharmaceutical
Telephone+86-021-021-50872116 +8613122107989
Websitehttp://www.fuxinpharm.com
Zhengzhou Convergence Chemical Co. LTD
Telephone0371-53736046 13393710386
Websitehttps://www.chemicalbook.com/supplier/23627897/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
