J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Beijing Eternalchem Co,. Ltd.
Telephone010-59484199 18611897322;18611897322;
Websitehttp://www.eternalchem.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
Shanghai Aladdin Bio-Chem Technology Co.,LTD
Telephone400-6206333 13167063860
Websitehttp://www.aladdin-e.com/
Shanghai YuanYe Biotechnology Co., Ltd.
Telephone 18916372613
Websitehttps://www.shyuanye.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Jinan Ruisi Pharmaceutical Technology Co., LTD
Telephone0531-0531-69900633 19963472814
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31265/0_EN.htm
Shanghai Hongju Pharmaceutical Technology Co., LTD
Telephone 18001895509
Websitehttp://www.hongjupharma.com/
SINO High Goal Chemical Technology Co., Ltd.
Telephone021-57646680 18306277365
Websitehttp://www.chembiobanksh.com/
