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
Changzhou Renaissance Chem Co. Ltd
Telephone86-519-86202821
Websitehttp://www.renaissance-chem.com
Shenzhen SUNGENING Bio-Medical Co., Ltd.
Telephone0755-28967200 13631290199
Websitehttp://www.sungening.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com