J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0.htm
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Alchemist-pharm chemical Technology Co. Ltd.
Telephone0371-67991738 13783628208
Websitehttp://www.alchemist-pharm.com
Jinan Liheng Biotechnology Co., Ltd.
Telephone0531-18763987518 18763987518
Websitehttp://www.lihengpharm.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Pushan Industry (Shaanxi) Co., Ltd.
Telephone029-81310890 13571859809
Websitehttps://www.pushanshiye.com
