J & K SCIENTIFIC LTD.
Telephone18210857532; 18210857532
Websitehttps://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai JiYi Biotechnology Co. Ltd.
Telephone 13621943973
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16460/0_EN.htm
Shanghai EFE Biological Technology Co., Ltd.
Telephone021-65675885 18964387627
Websitehttp://www.efebio.com
Shanghai YuanYe Biotechnology Co., Ltd.
Telephone021-61312847; 18021002903
Websitehttp://www.shyuanye.com
Shanghai Chaolan Chemical Technology Center
Telephone021-QQ：65489617 15618227136
Websitehttp://www.atkchemical.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Jingmo (Xiamen) Biotechnology Co., Ltd
Telephone13621943973; 13621943973
Websitehttp://www.jamxmpharmatech.com/
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85560043 13675144456
Websitehttp://www.synzest.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Bide Pharmatech Ltd.
Telephone400-1647117 13681763483
Websitehttps://www.bidepharm.com/
Bide Pharmatech Ltd.
Telephone400-6005915
Websitehttps://www.picasso-e.com/
TargetMol Chemicals Inc.
Telephone 4008200310
Websitehttps://www.targetmol.cn/
Shanghai Jieshikai Biotechnology Co. , Ltd.
Telephone021-57520305 13795461237
Websitehttps://www.jskchem.com
https://hanhongsci.com/
Telephone021-54306202 18917919676
Websitehttps://www.hanhongsci.com/
Jiangsu Aikon Biopharmaceutical R&D Co.,Ltd.
Telephone025-66061636 18013972705
Websitehttps://www.aikonchem.com/
Shanghai Hansi Chemical Industry Co., Ltd.
Telephone 17717618050
Websitehttp://www.gh-reagent.com/
Sangon Biotech (Shanghai) Co.,Ltd.
Telephone400-821-026
Websitehttp://www.sangon.com
