J & K SCIENTIFIC LTD.
Telephone 18210857532
Websitehttps://www.jkchemical.com
Zhengzhou Guancheng Laboratory equipment Sales
Telephone0371-88888888 272369594
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16848/0.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shanghai Jieshikai Biotechnology Co. , Ltd.
Telephone021-57520305 15801958784
Websitehttps://www.jskchem.com
Hefei Mokai Pharmaceutical Technology Co., Ltd
Telephone 19355912709
Websitehttp://www.yxjchem.com/