J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shanghai TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
Shanghai Sainty Biotechnology Co., Ltd.
Telephone021-58957915 17721108391
Websitehttp://www.sainty-bio.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.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/
Shanghai Qunsheng Pharmaceutical Technology L,td
Telephone 15316975816
Website
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126 15697568805;
Websitehttp://www.aobchem.com.cn/