J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Binhai gill polypeptide co. LTD
Telephone021-61263389 13524856427
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList326362/0.htm
Shenzhen DBU TECH Co. Ltd.
Telephone 13528871800
Websitehttp://www.dbutech.com/