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
Bide Pharmatech Ltd.
Telephone400-1647117 13681763483
Websitehttps://www.bidepharm.com/
Zhengzhou Converging Chemical Co. LTD
Telephone0371-53399770 18037166334
Websitehttps://www.chemicalbook.com/supplier/24218235/
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126
Websitehttp://www.aobchem.com.cn/