J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Yujinpharma(Tianjin) Technology Co.,Ltd.
Telephone13370351217 kungfu1217@1
Websitehttp://www.yujinpharma.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
CR Corporation Lomited
Telephone
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1064055/0.htm
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126 18736790110;
Websitehttp://www.aobchem.com.cn/