J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Twochem Co.Ltd.
Telephone021-58111628 15800915896
Websitehttp://cn.twochem.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/
Baoji Didu Pharmaceutical and Chemical Co., Ltd
Telephone029-029-81148929 17792602132
Websitehttps://www.dideu.com
