J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-83725681-603
Websitehttp://www.phystandard.com.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Hengyang Jiaxuan Biotechnology Co. LTD
Telephone 18684598761
Websitehttp://www.hyjxsw.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shandong Jiuyue Biological Technology Co. LT
Telephone18853316981 18853316981
Website
Baoji Didu Pharmaceutical and Chemical Co., Ltd
Telephone02961856358 15829046862
Website