J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Artis Biotech Co. Ltd.
Telephone0575-18780151478 18582380095
Websitehttp://www.artisbiotech.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone 17301488900
Websitehttp://www.synzest.com
TargetMol Chemicals Inc.
Telephone 15002134094
Websitehttps://www.targetmol.cn/
SHANGHAI ZZBIO CO., LTD.
Telephone15102117276 19921389125
Websitehttps://www.zzsrm.cn/
