J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684;
Websitehttps://www.rrkchem.com
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126
Websitehttp://www.aobchem.com.cn/
BEIJING ECHIRAL MED TECH DVLP
Telephone 18518619637
Websitehttp://www.echiral.com
Shaanxi Dideu Medichem Co. Ltd
Telephone81148925 17391631969
Website
Jiangsu Congsheng Chemical Co., Ltd.
Telephone+86-15251950002 +86-15251950002
Websitehttps://www.congzhongchem.com
HANGZHOU LEAP CHEM CO., LTD.
Telephone+86-571-87711850 +86-15355479329
Websitehttp://www.leapchem.com