J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky (shanghai) International Co.,Ltd
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
NINGBOBENKANGJS PHARMTECHCO., LTD
Telephone+8615990591583 15990591583
Websitehttp://nbpharmabridge.com/en/
Ningbo Benkang jishi Pharmaceutical Technology Co., Ltd.
Telephone 15990591583
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1449608/0.htm